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Kalin bike seat post 8mm - kalin, 25.8mm

Kalin bike seat post 8mm - kalin, 25.8mm

£11.99 · Buy It Now

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Giant bike frame with gear - giant, l

Giant bike frame with gear - giant, l

£73.50 · Buy It Now

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Bike seat post - seat,

Bike seat post - seat,

£6.99 · Buy It Now

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Bike seat post - seat,

Bike seat post - seat,

£6.09 · Buy It Now

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Extra long 400mm alloy - , seat

Extra long 400mm alloy - , seat

£13.95 · Buy It Now

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Liv thrive women ladies - thrive, hybrid

Liv thrive women ladies - thrive, hybrid

£182.70 · Buy It Now

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Mountain bike seat post saddle - mountain,

Mountain bike seat post saddle - mountain,

£8.89 · Buy It Now

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Mtb bicycle seatpost - mtb, aluminium

Mtb bicycle seatpost - mtb, aluminium

£10.25 · Buy It Now

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Kalloy bike seat post - kalloy,

Kalloy bike seat post - kalloy,

£12.99 · Buy It Now

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Aluminium bicycle seatpost - aluminium,

Aluminium bicycle seatpost - aluminium,

£9.99 · Buy It Now

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Road bicycle aluminumalloy - road,

Road bicycle aluminumalloy - road,

£6.46 · Buy It Now

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Bike seat post - -, 400

Bike seat post - -, 400

£5.99 · Buy It Now

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Bike seat post micro adjust - post,

Bike seat post micro adjust - post,

£17.69 · Buy It Now

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Deda superleggero carbon - superleggero, seat

Deda superleggero carbon - superleggero, seat

£42.30 · Buy It Now

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Carbon road bike forks - road,

Carbon road bike forks - road,

£218.06 · Buy It Now

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Dolan track bike with wing

Dolan track bike with wing

£260.70 · Buy It Now

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Aluminum alloy bicycle seat - aluminum,

Aluminum alloy bicycle seat - aluminum,

£8.53 · Buy It Now

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Elita one seat - one,

Elita one seat - one,

£21.50 · Buy It Now

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Wave bicycle suspension seat - bicycle,

Wave bicycle suspension seat - bicycle,

£15.85 · Buy It Now

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Meroca mountain bike seatpost - bike,

Meroca mountain bike seatpost - bike,

£46.99 · Buy It Now

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Polygon 8mm micro - 26.8mm,

Polygon 8mm micro - 26.8mm,

£11.99 · Buy It Now

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350mm 2mm carbon - 27.2mm,

350mm 2mm carbon - 27.2mm,

£14.29 · Buy It Now

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Alloy seat post mountain - -,

Alloy seat post mountain - -,

£16.31 · Buy It Now

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Bike seat post alloy - bike,

Bike seat post alloy - bike,

£8.69 · Buy It Now

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Wave seat post alloy black - post, |

Wave seat post alloy black - post, |

£10.19 · Buy It Now

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Mtb bicycle bike seat - mtb,

Mtb bicycle bike seat - mtb,

£3.94 · Buy It Now

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Mtb bicycle bike seat - seat, post

Mtb bicycle bike seat - seat, post

£5.73 · Buy It Now

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Meroca bike dropper post - meroca,

Meroca bike dropper post - meroca,

£63.99 · Buy It Now

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Vitus 979 post modern - post-modern, build

Vitus 979 post modern - post-modern, build

£1295.00 · Buy It Now

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Bike yoke revive dropper - bike,

Bike yoke revive dropper - bike,

£193.10 · Buy It Now

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Brand new specialized dolce - new,

Brand new specialized dolce - new,

£363.70 · Buy It Now

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Orbea men road bike full - bike, .

Orbea men road bike full - bike, .

£363.70 · Buy It Now

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6 31 6mm aluminum - 25.4/27.2/28.6/31.6mm,

6 31 6mm aluminum - 25.4/27.2/28.6/31.6mm,

£7.47 · Buy It Now

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Vintage road bike chrome seat - road,

Vintage road bike chrome seat - road,

£3.84 · Buy It Now

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Tmars alloy seat - alloy, stem

Tmars alloy seat - alloy, stem

£13.95 · Buy It Now

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Bicycle bike seatpost - seatpost, sleeve

Bicycle bike seatpost - seatpost, sleeve

£6.04 · Buy It Now

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Metal alloy cycling bike - alloy, seat

Metal alloy cycling bike - alloy, seat

£7.49 · Buy It Now

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Bike cycle seat post - bike-cycle,

Bike cycle seat post - bike-cycle,

£8.99 · Buy It Now

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Post bike maroon - bike,

Post bike maroon - bike,

£465.70 · Buy It Now

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Folding city bicycle ecosmo - bicycle,

Folding city bicycle ecosmo - bicycle,

£299.99 · Buy It Now

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450mm length bicycle seat - 450mm,

450mm length bicycle seat - 450mm,

£7.95 · Buy It Now

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Bike seat post rubber ring

Bike seat post rubber ring

£3.49 · Buy It Now

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Aluminum alloy bicycle - aluminum,

Aluminum alloy bicycle - aluminum,

£6.32 · Buy It Now

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Bicycle bike seat post - seat, shim

Bicycle bike seat post - seat, shim

£2.62 · Buy It Now

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Bicycle seat post - post, tube

Bicycle seat post - post, tube

£7.45 · Buy It Now

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31 6mm seatpost - 27.2/30/8/31.6mm,

31 6mm seatpost - 27.2/30/8/31.6mm,

£5.99 · Buy It Now

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Alloy seat post 4mm - alloy, 300mm

Alloy seat post 4mm - alloy, 300mm

£3.99 · Buy It Now

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Wave black mountain bike - mountain,

Wave black mountain bike - mountain,

£17.85 · Buy It Now

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Bike quick release seat - release, post

Bike quick release seat - release, post

£3.99 · Buy It Now

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Bike seat post micro adjust - bike,

Bike seat post micro adjust - bike,

£16.14 · Buy It Now

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Mafiabike stash post - mafiabike,

Mafiabike stash post - mafiabike,

£25.00 · Buy It Now

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4mm 350mm length bicycle - 25.4mm,

4mm 350mm length bicycle - 25.4mm,

£6.15 · Buy It Now

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Bicycle seatpost remote lever - remote,

Bicycle seatpost remote lever - remote,

£21.99 · Buy It Now

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Mtb bicycle bike seat - mtb, post

Mtb bicycle bike seat - mtb, post

£4.79 · Buy It Now

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Zoom mtb suspension seatpost - mtb,

Zoom mtb suspension seatpost - mtb,

£12.99 · Buy It Now

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Shock absorption 27 2 - 25.4, 27.2

Shock absorption 27 2 - 25.4, 27.2

£10.72 · Buy It Now

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Meroca bike dropper seat post - meroca,

Meroca bike dropper seat post - meroca,

£64.99 · Buy It Now

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Bike seat tube reducer - seat,

Bike seat tube reducer - seat,

£6.48 · Buy It Now

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Mtb bicycle bike - mtb, seat

Mtb bicycle bike - mtb, seat

£1.99 · Buy It Now

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Bike seat post 4mm 350mm - post, 25.4mm

Bike seat post 4mm 350mm - post, 25.4mm

£3.75 · Buy It Now

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Bike seat post - bike,

Bike seat post - bike,

£9.99 · Buy It Now

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Can post trek womens small - post,

Can post trek womens small - post,

£234.70 · Buy It Now

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Alloy road bike seat - , 27.2

Alloy road bike seat - , 27.2

£8.66 · Buy It Now

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Bicycle bike seatpost - bicycle,

Bicycle bike seatpost - bicycle,

£5.85 · Buy It Now

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Seat post and - , seat/

Seat post and - , seat/

£17.22 · Buy It Now

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Promax alloy seat - post, stem

Promax alloy seat - post, stem

£13.95 · Buy It Now

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Promax aluminium suspension - promax,

Promax aluminium suspension - promax,

£15.85 · Buy It Now

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Mtb bicycle bike seat - bike,

Mtb bicycle bike seat - bike,

£4.19 · Buy It Now

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Mtb bike seatpost dropper - mtb,

Mtb bike seatpost dropper - mtb,

£4.75 · Buy It Now

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350mm 2mm carbon fiber - 350mm,

350mm 2mm carbon fiber - 350mm,

£16.17 · Buy It Now

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Mountain bike mtb saddle - bike,

Mountain bike mtb saddle - bike,

£9.73 · Buy It Now

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Road bike shock - shock, mtb

Road bike shock - shock, mtb

£23.33 · Buy It Now

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Vintage road bike - vintage, aluminium

Vintage road bike - vintage, aluminium

£5.45 · Buy It Now

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31 6mm bike seatpost - 27.2/30.8/31.6mm,

31 6mm bike seatpost - 27.2/30.8/31.6mm,

£13.99 · Buy It Now

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Pashley pronto elephant - pashley, pronto/elephant/post

Pashley pronto elephant - pashley, pronto/elephant/post

£56.00 · Buy It Now

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Selle royal bike saddle with - selle,

Selle royal bike saddle with - selle,

£19.99 · Buy It Now

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Seat post mountain bike road - seat,

Seat post mountain bike road - seat,

£3.99 · Buy It Now

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Aluminium micro adjust - mm,

Aluminium micro adjust - mm,

£9.49 · Buy It Now

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Mountain bike dropper post - mountain,

Mountain bike dropper post - mountain,

£104.70 · Buy It Now

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Bike suspension seatpost - suspension,

Bike suspension seatpost - suspension,

£27.99 · Buy It Now

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Mountain bike aluminum alloy - mountain,

Mountain bike aluminum alloy - mountain,

£9.23 · Buy It Now

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Suspension seat post for bike - suspension,

Suspension seat post for bike - suspension,

£21.49 · Buy It Now

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Bicycle bike seat post mtb - seat,

Bicycle bike seat post mtb - seat,

£12.51 · Buy It Now

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Mtb bicycle bike - bike, post

Mtb bicycle bike - bike, post

£4.80 · Buy It Now

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Mtb seatpost mountain - seatpost,

Mtb seatpost mountain - seatpost,

£14.99 · Buy It Now

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Micro adjust bike seat - seat,

Micro adjust bike seat - seat,

£17.21 · Buy It Now

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Meroca mtb dropper - mtb,

Meroca mtb dropper - mtb,

£34.89 · Buy It Now

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Kranx aluminum seat post stem - kranx,

Kranx aluminum seat post stem - kranx,

£21.56 · Buy It Now

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Aluminum bike seat post - aluminum,

Aluminum bike seat post - aluminum,

£9.99 · Buy It Now

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6 31 6mm - 25.4/27.2/28.6/31.6mm, aluminum

6 31 6mm - 25.4/27.2/28.6/31.6mm, aluminum

£8.24 · Buy It Now

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Carbon fiber seatpost - carbon,

Carbon fiber seatpost - carbon,

£25.08 · Buy It Now

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Bike seat posts 2x500mm - bike, 27.2x500mm

Bike seat posts 2x500mm - bike, 27.2x500mm

£19.78 · Buy It Now

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Bike seat post - post, x

Bike seat post - post, x

£3.99 · Buy It Now

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6 31 6mm aluminum - 25.4/27.2/28.6/31.6mm,

6 31 6mm aluminum - 25.4/27.2/28.6/31.6mm,

£8.36 · Buy It Now

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9 34 9mm bicycle - 31.6/27.2/30.9/34.9mm,

9 34 9mm bicycle - 31.6/27.2/30.9/34.9mm,

£77.99 · Buy It Now

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Vitus sentier mountain - vitus,

Vitus sentier mountain - vitus,

£771.70 · Buy It Now

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📊96 listings · from £1.99 · avg £63
⚠️ These listings were last updated more than 9 days ago. Search for fresh listings

Browse 96 post bike listings currently in our index. Prices range from £1.99 to £1295, with an average of £63. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about post bike →

Try this: kawasaki kx85 | stone island kids | tissot watch ladies | vw passat | oo gauge class 37 | troika | kiss 1980 | football badges | gun dog slip leads | illuminated sign

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

Everything you need to know about post bike

Whether you are looking for a brand-new or second-hand post bike, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £1.99, while premium listings can reach £1295 — giving you a wide budget spread to work with. The average price of £63 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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