Oyster 56

Specs

The items in italic highlight the non-standard items fitted during the build programme or added by the owner thereafter.

1. CONSTRUCTION 

 

HULL NUMBER

 Oyster 56/54.

 

HULL CONSTRUCTION

 Moulded in GRP to the designer’s specification in a Lloyd’s approved facility under controlled conditions, with all laminating carried out by hand to high standard.

Hull and deck mouldings produced using a Lloyd’s approved gelcoat and laminating resin. 

The hull gelcoat and three outer laminates incorporate a special isophthalic resin and powder-bound mats.

Conventional stringer construction above and below the waterline.

 

HULL FINISH

 ‘White’ hull with cove line and double boot top lines in standard ‘Oyster Blue.’ 

Hull polished (May 2024). 

Sonihull ultrasonic antifouling system with three transducers, 24/240 volt.

Antifouling (new May 2024). 

 

DECK CONSTRUCTION

 Moulded in GRP with balsa core.

In load-bearing areas the core is replaced with plywood for additional strength, and all load-bearing fittings have aluminium backing plates.

 

DECK FINISH

 Side decks, aft coachroof, cockpit seats, sole and helmsman’s seat trimmed with laid teak. Permateak to foredeck (new Nov 2023).

Raised bulwark finished with a natural teak cap rail.

Eyebrow detail incorporated within the deck house roof, which combined with recessed windows lowers the apparent height of the main saloon.

Deck saloon profile with ‘G5’ styling.

 

KEEL

 High performance bulb (HPB) external lead keel.

 

RUDDER

 Fully protected skeg-hung rudder.

 

STERN DESIGN

 ‘Sugar scoop’ stern design with bathing platform trimmed with teak slats and stainless steel steps with teak treads for access to the stern deck.

Fold-down stainless steel bathing/boarding ladder. 

 

EURCD 

 Built to comply with the requirements for Category A – Ocean.

2. DECK LAYOUT AND EQUIPMENT 

 

ANCHOR

 Stainless steel 45kg (99lbs) Ultra anchor that stows in the stemhead with 80m galvanised chain.

Sea anchor (Australian).

Recessed locker for anchor chain stowage within the foredeck, with hinged lids and chrome flush-fitting type locking devices. 

 

WINDLASS

 Lewmar V4 vertical capstan type (24V) electric anchor windlass. Two-way and operated by adjacent foot switch controls. 

Additional Lewmar automatic anchor control in cockpit.

 

DECK ACCESS

 Pair of gateway stanchions and side gates for boarding.

Gate to pushpit.

Stainless steel fold-down boarding/bathing ladder in stainless steel with teak treads on transom.

Besenzoni triple hydraulic passerelle with remote infrared control and lights.

 

HATCHES

 Oyster custom vertical drop-down washboard system with shock cord for main companionway.

Lewmar alloy-framed deck hatches.

Gebo alloy-framed coaming portlights and hullports.

Gebo long opening portlight in galley to cockpit, with flyscreen and curtain.

 

CANVASWORK

 Acrylic companionway sprayhood in WeatherMax 80 ‘Sandstone’ with Strataglass windows, zippable central window, and leather covered stainless steel grab rail to aft end. Grab rail extended for use on side decks (new 2024).

Bimini with side screen and integrated solar panel in WeatherMax 80 ‘Sandstone’ (new 2024). 

Mast to cockpit full sun cover in Sunbrella acrylic.

Cover for pedestal, steering wheel and table in Sunbrella Plus ‘Captain Navy.’

Cockpit, coachroof, and aft deck cushions with back support covers (new Oct 2023). 

Fitted towelling covers in ‘Green’ (new 2023). 

 

DECK PLUMBING

 Hot and cold freshwater deck shower in starboard transom locker.

Freshwater deck wash from boat’s pressurised water system with outlet in anchor locker.

 

COCKPIT

 Teak-laid, self-draining cockpit.

Steering pedestal that incorporates the engine start/stop controls, together with the gear and throttle shift lever.

Pair of waterproof loudspeakers mounted within the coamings either side of the pedestal.

Instrument repeaters installed on a dark acrylic panel mounted on a GRP console that is integral to the companionway hatch garage.

 

COCKPIT TABLE

 Solid teak-topped cockpit table, permanently installed with robust stainless steel frame, folding leaves, and insulated GRP box.

Stainless steel handrails fitted to cockpit table.

 

STEERING

 Whitlock ‘Athena’ cockpit pedestal incorporating a Whitlock 47”/1.20m diameter stainless steel steering wheel, and friction brake.

Steering wheel covered with ‘Brown/Grey’ suede leather, which partially extends to cover the spokes.

 

OUTBOARD CRANE

 Cooney Simpson outboard lift crane.

 

DAVITS

 Cooney Simpson S225 manual davits. 

Davit wires replaced, plus bronze clutches replaced and readjusted (June 2021).

Davit RIB tube protection pads (new 2018).

 

GENERAL

 Stainless steel pulpit and pushpit.

Stainless steel fairleads.

Stainless steel mooring and cockpit cleats. Pair of additional stainless steel aft fairleads and cleats for stern-to mooring.

Six GRP dorade boxes with flexible cowls. 

Stainless steel guardrails over forward dorade boxes.

Stainless steel grab rails on cabin top. 

Sunbathing area forward of coachroof.

Large full-width lazarette locker with twin stainless steel gas struts.

Two built-in, self-draining deck stowage lockers suitable for stowage of deck gear at aft end of coachroof with twin stainless steel gas struts.

Life raft storage built into pushpit.

Stern quarter pushpit seats in teak and stainless steel.

Antenna pole at stern for navigation/communication aerials. 

Gas locker within the aft deck with stowage for two 6kg bottles. This locker drains overboard and has a flush hinged lid.

Assorted Wichard deck pad eyes.

Two bean bag deck chairs (new 2021).

3. RIG AND SAIL HANDLING

 

MAST AND RIGGING

 Cutter rig with all associated fittings..

Hall Spars in-mast furling mast with electric drive. 

Mast unstepped and standing rigging replaced (Oct 2023). 

Stainless steel heavy-duty bowsprit and post.

Jumper struts.

Preventer lines.

Integral backstay adjuster (serviced June 2021).

Main shroud chainplates and mast step bonded to keel.

Two folding steps at masthead.

 

HEADSAIL FURLING

 Reckmann electric furling main and genoa.

Manual furling to inner forestay.

 

WINCHES

 By Lewmar.

2 x 66 CEST electric, primary winches.

2 x 54 CST manual, secondary winches.

1 x 48 CEST electric, mainsheet winch.

1 x 58 CEST electric, coachroof winch.

2 x 48 CST manual, two-speed main and genoa halyard winches on mast.

2 x 16 CST manual, two-speed mainsheet traveller control line winches.

 

SPINNAKER GEAR

 Single ‘White’ painted carbon spinnaker pole stowed vertically on mast with butt hoist winch. Package includes pole topping lift and foreguy, halyard, pair of sheets, guys, blocks and fittings.

 

SAILS

 By Dolphin - 

Mainsail - DCP 99/77 Pentex/polyester with tri-radial cut, and Sailkote Plus treatment (new 2018).

Yankee - DCP 99/77 Pentex/polyester with tri-radial cut, and Sailkote Plus treatment (new 2018).

Staysail - DCP 99/77 Pentex/polyester with tri-radial cut, and Sailkote Plus treatment (new 2018). 

Cruising chute - rocked radial design in 1.5oz Rip-Stop nylon with Karver top down furling/torsion rope, and deck sail bag. Torsion rope replaced (2021).

 

4. INTERIOR

 

GENERAL

 Six berths in three cabins, forth twin cabin converted to workshop (note cabin structure remains but mattresses not included). Additional accommodation provided in the saloon via infill cushion as required.  Two heads/shower compartments.

All sea berths have fitted Dacron lee screens with lanyards to through-bolted eyes.

Interior joinery in ‘Millennium style’ finished in crown-cut teak.

Designed to be modern and coordinated, whilst remaining practical and durable at sea. 

Essential features include sculpted fiddles and grab rails, ‘shadow-gap’ joints between joinery panels, solid shaped teak and stainless steel grab handles, and Oyster custom knobs for lockers and drawers.

All drawers use metal runners, which give extremely smooth operation.

Lockers in saloon and all upper lockers in cabins teak-lined with removable outboard panels fabric covered. Lockers are fitted with teak shelves and fiddles, as appropriate.

Door furniture is by Timage with chrome hinges and handles. Solid ‘framed’ doors with an inlaid border.

Cabin soles in teak with planking effect.

Grooved wood planking effect to hullport surrounds in saloon, galley and aft cabin.

Headlining in ‘off-white’ vinyl. This is also used to cover the deck saloon sides. Hull ports are set into GRP liner mouldings.

Galley horizontal work surfaces finished in ‘Cottonwood’ Avonite with upstand surrounds.

Each head compartment is fitted out with a Tapmate ‘White’ enamel washbasin, set into a flat solid ‘Midnight Sky’ Avonite surface in gloss finish. Hansgrohe quality mixer taps and shower controls are installed, together with matching towel rail, pair of toothbrush holders, soap dish and toilet roll holder in each head.

Removable mast cover in padded headlining vinyl with velcro.

Upholstery to saloon settees, berth surrounds/seating, headboards, and navigator’s seat in Sunbrella ‘White/cream’ (new Oct 2023).

Fitted towelling covers in ‘White/Cream’ (new Oct 2023). 

Blind system to deck saloon windows.

Curtain system to windows in all cabins.

Oceanair skyscreens to all deck hatches.

Seven ‘White’ electric Caframo fans.

FORWARD DOUBLE CABIN

 Spacious double cabin in the bow with centreline double berth. 

Mattresses, memory foam (new Oct 2024). 

Upholstered seat with vanity table.

Plentiful clothes lockers, and a hanging locker.

Access to deck via forehatch.

Watertight bulkhead and door.

 

PORT FORWARD TWIN 

CABIN

 Twin cabin situated aft of the forward cabin to port, with upper and lower berths.

Lockers for clothes, a vanity unit, and hanging locker.

Sonihull ultrasonic antifouling system control.

 

FORWARD SHARED HEAD/DAY HEAD

 Large forward head compartment to starboard, shared by the forward cabins and accessed from the passageway. Doubles as a day head. Incorporating a washbasin, Par Jabsco electric freshwater Quiet Flush toilet, and separate shower stall with sliding door.

Lockers for wash bag, cleaning materials and linen stowage. Mirror.

 

SALOON

 Access to the saloon from the companionway is via a set of shaped timber and stainless steel steps. Two timber grab handles are fitted either side of the companionway opening.

The saloon is extremely light and airy with seven windows, of which two of the three forward ones open. There are two opening hull portholes.

Featuring a circular opening table (re-varnished 2016) and settee area to port, outboard of which is a pair of lockers and a central shelf to the hullport. Bookcase rails are fitted to starboard hull port.

To starboard is a two-seater settee.

Saloon seating has a customised infill to allow for additional accommodation as required (note there are no lee cloths installed). 

Drinks locker at forward starboard end of saloon accommodates bottle and glass stowage. 

The saloon table is designed to form, in its closed position, an occasional table, which is mounted on very substantial pedestal, incorporating a bottle locker in its base. The tabletop is a teak-veneered panel with solid teak edging. This table opens to form a large dining table.

Two folding director’s chairs (stowed under the saloon settee) provide extra in harbour seating.

TV locker with built-in DVD stowage built into teak door in saloon.

 

WASHING MACHINE

 Bosch Maxx 7 washer/dryer (6-7kg load capacity) installed in saloon locker.

 

CHART TABLE/ NAVIGATION AREA

 Situated to starboard at the aft end of the saloon is the forward facing chart table, with stainless steel stay fitted to lid. The table can accommodate a half-folded Admiralty chart and there is provision for stowage of charts.

The chart table is customised around the strategically sited, electronic and navigational equipment, which is flush-mounted in a matt black leather-look fascia.

There is a computer locker below the chart table.

AC and DC electrical panels behind navigator’s seat.

Stowage for navigational books and almanacs, plus bookshelf.

 

ENGINE ROOM

 Large hinged doors within the aft starboard cabin, in addition to removable panels located in the port aft companionway provide superb access to the engine compartment.

All access panels are fitted with rubber sealing strips to minimise noise and secured by positive catches.

Insulated with a composite of foam and lead insulation.

Tool stowage.

24V lighting and a 24V extractor fan, switched at the DC electrical panel.

Oilskin hanging locker built into aft end of engine room space.

GALLEY

 Situated port of the cockpit in the companionway to the aft cabin, where panels provide access to the engine compartment.

Ample storage lockers, plus stowage for crockery and cutlery. 

Large rubbish bin fitted inside locker door adjacent to twin sinks.

 

SINKS

 Twin stainless steel sinks.

 

WATER FILTER

 3M HF40-S freshwater filter to cold water supply at sinks.

 

COOKER/HOB

 Gimballed Force 10 stainless steel cooker with 4-burners, grill and oven. All protected by a flame failure gas cut-off device. 

The cooker incorporates an electronic ignition system for all functions.

Heavy gauge fiddle rail fitted around top of cooker, which incorporates a pair of adjustable clamping pan holders.

Harbour locker and cooker crash bar.

For additional safety an electric gas solenoid valve controls the gas flow from the bottle and is operated remotely by a neon switch near the cooker.

Fire blanket fitted above the inboard counter.

 

REFRIGERATOR/FREEZER

 Front-opening Frigomatic DC (keel-cooled) refrigeration unit built into the galley aft,  with automatic door light, and fitted out with shelves. 

Frigomatic W50 twin compressor with twin plate (water-cooled) refrigeration system to cool the top opening insulated freezer box. Small support strut fitted to lid. Fitted with baskets for food storage.

 

OWNER’S STATEROOM

 Configured with double berth offset from centreline. Mattresses, memory foam (new Oct 2024). 

Curved settee, dressing table and large hanging locker.

Abundant drawer and locker storage space.

Wood and stainless steel bookcase.

Access to starboard ensuite head/shower.

Door to port provides access to galley.

 

EN SUITE HEAD/SHOWER

 Incorporating a PAR quiet flush electric freshwater flush toilet, washbasin, and shower stall with sliding door.

Lockers for wash bags, cleaning materials and linen stowage.

Mirror.

 

5. ENTERTAINMENT 

 

AUDIO VISUAL SYSTEMS

SOUND SYSTEM

 Full Pioneer sound/video system.

 

TELEVISION

 Samsung 22” HD SMART TV.

Blu-ray DVD player.

Apple TV/Firestick.

Fusion stereo and amplifier (new Oct 2023). 

6. ENGINEERING

 

ENGINE

 Yanmar 4LHA-HTTP 4-cylinder (160hp at 3,300rpm) diesel engine with Hurth ZF45A gearbox (2.5:1 reduction). 

Engine instruments include alarms for low oil pressure and high water temperature, plus a rev counter, hour meter, oil pressure and water temperature gauges. These instruments are housed in a GRP moulded recess under a perspex cover visible in the cockpit.

Serviced annually, last serviced 2025.

Twin Racor fuel filters (switchable).

 

ENGINE HOURS

 Approximately 3,131 at September 2025.

 

PROPELLER

 3-bladed 600mm (24”) diameter feathering Max-Prop propeller. 

Anodes and bolts replaced (August 2020).

Full underwater machinery service including new shaft, cutless bearing, shaft seal and propeller service (May 24). 

 

ROPE CUTTER

 Ambassador AM15 rope cutter on shaft.

 

ALTERNATORS

 The engine is fitted with twin alternators:

Yanmar 60A (12V) alternator wired to charge the engine start batteries.

Second 150A (24V) Mastervolt alternator to charge the domestic battery bank.

 

GENERATOR

 Westerbeke 10.5kW generator. 

Serviced annually, last serviced 2025.

 

GENERATOR HOURS

 Approximately 1,376 at September 2025.

 

BOW THRUSTER

 Max Power CT165 tunnel (11hp) electric tunnel bow thruster with GRP eyebrow.

 

STEERING SYSTEM

 Whitlock cable system.

 

AIR CONDITIONING

 220V Cruisair air conditioning system, comprising of three 16,000 BTU units at 60Hz, giving a total of 48,000 BTUs. Air conditioning system in owner’s stateroom with ducting to starboard aft workshop, saloon, and forward double cabin with ducting to port forward twin cabin. 

 

HEATING

 Centrally heated throughout via Webasto DW Thermo 90 water heating – 5 fan coils (repaired Apr 24). 

 

WATERMAKER 

 Seafresh 204A (220V) AC watermaker, giving approximately 72 litres/hr (16 Imp gallons/19 US gallons per hour) with controls in starboard aft workshop. 

7. TANKAGE AND PLUMBING

 

FUEL

 950 litres approximately (209 Imp gallons/251 US gallons) in a GRP tank installed under the starboard side of the deck saloon floor.

 

WATER

 950 litres approximately (209 Imp gallons/251 US gallons) in a GRP tank installed under the starboard side of the deck saloon floor.

 

TANK TENDER GAUGES

 Fuel and water tank tender monitoring system for both tanks.

Backup calibrated dipsticks and calibration chart.

 

HOT WATER 

 From an insulated approximately 73 litres (16 Imp gallons/19 US gallons) tank heated by the engine’s heat exchanger, or by thermostatically-controlled 220V, 1.25kW immersion heater element powered by the generator or dockside power.

Hot water tank pressure regulator (new June 2021).

 

PRESSURISED HOT AND COLD WATER SYSTEM

 Hot and cold freshwater system based on a Par CW335A Twin Max high-capacity water pump with pressure accumulator tank, and Acorn polypropylene pipework and fittings. 

Hot water tank (new Apr 24). 

 

HOLDING TANKS 

 Polypropylene holding tanks installed for each head and plumbed for gravity discharge, with additional ability to pump out from deck.

Tanks fitted with Wema electric capacity gauges.

 

GREY WATER

 Showers and washbasins discharge into two sump tanks, one forward and one aft, which then evacuate via a dedicated electric Whale ‘Gulper’ pump directly overboard.

The galley sink also empties via an electric Whale ‘Gulper’ pump.

These three pumps are each operated by Vimar rocker switches.

 

MANIFOLD SYSTEM

 Stainless steel manifold system via two seacocks with oversized strainers.

Through hull fittings and seacocks (new May 2024). 

System replaced with Trudesign , a nylon solution which has improved resistance to corrosion and electrolysis, being lightweight, and requiring low maintenance.

8. ELECTRICS

 

SHIP’S SUPPLY - 24V.

 

RING MAIN

 220V AC ring main with five double, combination 3-pin and 2-pin Clipsal outlet sockets located as appropriate within the layout.

 

OTHER ELECTRICAL SOCKETS

 12V Dri-plug including dropper (10A maximum) at pedestal for spotlight.

Additional 220V socket in starboard cabin.

12V power outlet to port side deck locker for air pump.

12V (5A) socket for pedestal cockpit lights.

 

BATTERIES

 Domestic: Four x 300 Lion Plus lithium ion batteries, with bluetooth controls and an estimated 10 year lifespan (new 2025).

Engine start: Two Varta (12V) 88Ah batteries dedicated to engine start (2019).

Generator start: Dedicated generator start battery (2019).

Bow thruster: 2 x Optima yellow top batteries (new 2025).

 

BATTERY MANAGEMENT 

 Mastervolt 220V 100A battery charger with temperature sensor (new 2025).

Four Victron DC-DC 110 amp chargers (new 2025).

Mastervolt MICC battery monitor.

Mastervolt Alpha Pro regulator.

Engine start to generator battery (12V) emergency link.

 

INVERTER

 Mastervolt 220V 24/2500W MASS sine inverter.

 

SHORE POWER

 30A dockside power cable, 3-core double insulated PVC, 18m (60’) in length. The dockside end of the cable is fitted with a 3-pin 16A plug.

Second (220V) 30A shore power cable and socket for air conditioning loads.

Hubbell socket in coaming.

 

SOLAR PANELS

 Two solar panels integrated into bimini top with 10amp capacity (new 2024). 

Seven foldable solar panels (non fixed) with 1,000 watts/30ah (new 2024). 

Combined with lithium batteries this allows infrequent use of the generator for up to 5 days. 

 

INTERIOR LIGHTING

 LED overhead lights.

LED lighting, switched at panel (new 2016).

Discreet concealed lighting to saloon.

Cabin chromium reading light for each berth.

Red night light at galley.

Red ‘courtesy’ footlights at deck saloon steps.

Automatic refrigerator door light.

Automatic light to drinks locker.

Flexible LED chart table light.

Exterior dome lights in engine room.

 

EXTERIOR LIGHTING

 Boom light over cockpit table.

Pair of lower spreader downlights, switched at pedestal.

Aft deck step lights.

Aqua Signal bow and stern navigation lights.

Adjustable floodlight on antenna pole.

Steaming/deck floodlight.

Tri-white anchor/navigation light at masthead.

9. NAVIGATION AND COMMUNICATION

 

COMPASSES

 Flush-mounted SIRS Major 150mm (6”) diameter steering compass with internal lighting and stainless steel crash bar to pedestal top.

 

SAILING INSTRUMENTS

 By Raymarine - Six i70s (new 2023). 

Supported data views include wind, speed, depth, tri-data, and navigation integrated with the chart plotter.

 

RADAR/GPS AND  CHART PLOTTER

 Raymarine Axiom 2 XL 16 at the chart table (new Sept 2023). 

Raymarine Axiom 2 12 at the helm pedestal (new Sept 2023).  

 

AIS - Raymarine AIS 700 Class B (new Sept 2023). 

AUTOPILOT - Raymarine autopilot i70 (new Sept 2023). 

WINDEX - Windex at masthead.

 

VHF RADIO

 Two VHF Raymarine 63 (new Sept 2023). 

Second handset and speaker at pedestal.

 

SSB RADIO

 Wide copper strip from chart table to lazarette and twin large ground plates as SSB earth for future retrofit of SSB radio.

 

SATELLITE PHONE

 Thrane and Thrane satellite telephone.

 

INTERNET

 Wi-Fi router hub and switches.

Digital Yacht WL510 Wi-Fi booster and antenna.

 

PC

 Canon colour printer. Stainless steel frame fitted for printer in locker.

10. SAFETY

 

LIFE RAFT

 Alive International 6-man life raft with ISO offshore rating (new May 2025), with hydrostatic release and strap. 

 

EPIRB

 ACR GlobalFix EPIRB (new 2021).

 

RADAR REFLECTOR

 Quantum 24 Doppler radar (new 2023). 

 

BILGE PUMPS

 Jabsco Maxi 3000 puppy bilge pump with Par hydro air switch rated at 2,640 lph.

Henderson MkV manual bilge pump (rated at 135 litres per minute) operated from within the cockpit.

Each bilge pump is fitted with a Whale type filtered strum box.

 

DECK SAFETY

 Lifebuoys.

Jonbuoy rescue sling.

Webbing jackstays.

KIM MOB rescue system.

Emergency tiller.

 

FIRE EXTINGUISHERS

 Various including automatic fire extinguisher in engine bay.

Fire blanket in galley.

 

ALARMS

 Gas alarm.

Bilge alarm.

 

OTHER SAFETY FEATURES 

 Foghorn.

MOB triangle.

Weighted throwing line.

Watertight bulkhead and door to forward double cabin.

 

11. GENERAL

 

RIB/DINGHY

 Highfield 2.60m/6’6” 4-man aluminium tender (new Sept 2023). 

Spirit 1.0 Plus (2 x 1kw equivalent to 4hp) electric outboard (new Sept 2023). 

 

WARPS AND FENDERS

CROCKERY - Oyster customised Wedgwood bone china crockery.

 

CUTLERY - Oyster customised Sheffield stainless steel cutlery.

 

SAFE - Safe.

 

ASSORTED TOOLS, SPARES AND MANUALS

_____________________________________________________________________________________

NB: All personal belongings and all other items not expressly listed in the above inventory are excluded from the sale.

Viewing through Oyster Brokerage.

Name ‘OYSTER BAY’ to be retained by the vendor.

Inventory verified by the owner.

Issue Draft 4 (GY/YE/av)

In this case we are acting as Brokers only. Whilst every care has been taken in their preparation, the correctness of these particulars is not guaranteed. The

particulars are intended only as a guide and they do not constitute a term of any contract. A prospective Buyer is strongly advised to check the particulars and where

appropriate, at their own expense, to employ a qualified Marine Surveyor to carry out a survey and/or to have an engine trial conducted, which if conducted by us

shall not imply any liability for such engine on our part. Life-saving appliances do not form part of the inventory and it is for the buyer to ensure they are in date and

suitable for their purposes.

© 2025 Oyster Yachts

Disclaimer

Any unauthorised copying or publishing will constitute an infringement of copyright.

_____________________________________________________________________________________

The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.