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Mountain bike adults

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Specialized mountain bike - mountain,

Specialized mountain bike - mountain,

£147.07 · Buy It Now

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Carrera vengeance mountain - vengeance,

Carrera vengeance mountain - vengeance,

£198.29 · Buy It Now

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Mens mountain bike inch - mountain, 26

Mens mountain bike inch - mountain, 26

£65.00 · Buy It Now

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Mountain bike inch wheel - mountain,

Mountain bike inch wheel - mountain,

£219.90 · Buy It Now

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Electric bike for adults - for, 26''

Electric bike for adults - for, 26''

£399.00 · Buy It Now

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Inch mountain bike adult - 24-29,

Inch mountain bike adult - 24-29,

£199.90 · Buy It Now

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Brand new gemarn - brand,

Brand new gemarn - brand,

£187.00 · Buy It Now

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Unversal inch mountain bike - inch,

Unversal inch mountain bike - inch,

£65.69 · Buy It Now

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Mountain bike 27 5 21 - 26", 27.5"

Mountain bike 27 5 21 - 26", 27.5"

£219.99 · Buy It Now

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Full suspension mountain bike - full,

Full suspension mountain bike - full,

£229.99 · Buy It Now

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Inch wheel adult mountain - inch,

Inch wheel adult mountain - inch,

£219.90 · Buy It Now

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Marin mountain bike - marin, blue/red

Marin mountain bike - marin, blue/red

£198.30 · Buy It Now

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Folding mountain bike - 26,

Folding mountain bike - 26,

£163.12 · Buy It Now

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Rcb26 mountain bike - rcb26",

Rcb26 mountain bike - rcb26",

£182.70 · Buy It Now

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Barracuda mountain bike - barracuda,

Barracuda mountain bike - barracuda,

£110.00 · Buy It Now

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5 29inch mountain - 24/26/27.5/29inch,

5 29inch mountain - 24/26/27.5/29inch,

£219.90 · Buy It Now

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Tridalade power pro - pro, 26in

Tridalade power pro - pro, 26in

£104.70 · Buy It Now

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Adults red mountain - adults,

Adults red mountain - adults,

£156.70 · Buy It Now

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Inch adult mountain - inch, 21

Inch adult mountain - inch, 21

£219.90 · Buy It Now

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Frog mountain bike frame - frog, 69

Frog mountain bike frame - frog, 69

£115.99 · Buy It Now

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Inch mountain bike dual - inch,

Inch mountain bike dual - inch,

£186.86 · Buy It Now

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Aggressor sport 29er - gt,

Aggressor sport 29er - gt,

£149.00 · Buy It Now

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Mountain bike for adults used - mountain,

Mountain bike for adults used - mountain,

£104.70 · Buy It Now

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Adult mountain bike front - mountain,

Adult mountain bike front - mountain,

£199.90 · Buy It Now

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24inch mountain bike speed - bike, 21

24inch mountain bike speed - bike, 21

£382.16 · Buy It Now

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Rockrider 29in hardtail - rockrider,

Rockrider 29in hardtail - rockrider,

£125.50 · Buy It Now

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Electric bike adults - adults, x4.0

Electric bike adults - adults, x4.0

£570.00 · Buy It Now

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Mens mountain bike mountaineer - bike,

Mens mountain bike mountaineer - bike,

£163.10 · Buy It Now

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Montague paratrooper folding - montague,

Montague paratrooper folding - montague,

£260.70 · Buy It Now

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Mountain bike inch wheel - bike,27.5,

Mountain bike inch wheel - bike,27.5,

£219.99 · Buy It Now

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Folding mountain bike shard - folding,

Folding mountain bike shard - folding,

£229.00 · Buy It Now

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Mens adults mountain bike - mens,

Mens adults mountain bike - mens,

£59.99 · Buy It Now

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Adult mountain bike full - adult,

Adult mountain bike full - adult,

£62.70 · Buy It Now

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Inch mountain bike adult - 24-29,

Inch mountain bike adult - 24-29,

£179.90 · Buy It Now

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Wheel mountain bike - wheel,

Wheel mountain bike - wheel,

£265.59 · Buy It Now

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Wheel mountain bike - mountain,

Wheel mountain bike - mountain,

£259.90 · Buy It Now

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Specialized hardrock sport - specialized,

Specialized hardrock sport - specialized,

£104.70 · Buy It Now

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Geoby flying eagle - flying, mountain

Geoby flying eagle - flying, mountain

£141.10 · Buy It Now

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Mountain bike magnesium - bike, 27.5

Mountain bike magnesium - bike, 27.5

£249.26 · Buy It Now

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Mens boys adults mountain bike - mens,

Mens boys adults mountain bike - mens,

£80.00 · Buy It Now

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Twin rockrider 520 29in - b'twin,

Twin rockrider 520 29in - b'twin,

£141.10 · Buy It Now

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Trek fuel 8 - trek, ex

Trek fuel 8 - trek, ex

£130.70 · Buy It Now

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Cube mountain bike 5in - mountain,

Cube mountain bike 5in - mountain,

£208.70 · Buy It Now

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Carrera vengeance 5in m - carrera,

Carrera vengeance 5in m - carrera,

£281.50 · Buy It Now

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Grey inch fat tire mountain - grey,

Grey inch fat tire mountain - grey,

£265.90 · Buy It Now

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Challenge xt250 mountain bike - xt250,

Challenge xt250 mountain bike - xt250,

£89.10 · Buy It Now

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Wheels mountain bike 21 - 27.5",

Wheels mountain bike 21 - 27.5",

£209.99 · Buy It Now

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Giant talon 29er - talon, (2019)

Giant talon 29er - talon, (2019)

£250.00 · Buy It Now

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Phoenix mountain bike - mountain,

Phoenix mountain bike - mountain,

£229.50 · Buy It Now

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Whyte prst mountain bike - prst-1,

Whyte prst mountain bike - prst-1,

£515.68 · Buy It Now

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Mountain bike 21 - 26",

Mountain bike 21 - 26",

£199.90 · Buy It Now

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Inch full suspension - full,

Inch full suspension - full,

£147.99 · Buy It Now

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Blk red mountain bike - blk/red,

Blk red mountain bike - blk/red,

£249.99 · Buy It Now

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Universal inch mountain - 26,

Universal inch mountain - 26,

£63.09 · Buy It Now

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Shimano folding mountain - shimano, bike

Shimano folding mountain - shimano, bike

£189.90 · Buy It Now

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Carrera vul 26in hardtail - carrera,

Carrera vul 26in hardtail - carrera,

£115.10 · Buy It Now

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Carrera mountain bike 5in - bike, m

Carrera mountain bike 5in - bike, m

£130.37 · Buy It Now

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Inch fat tire wheel - 26,

Inch fat tire wheel - 26,

£259.90 · Buy It Now

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Mens mountain bike - mens,

Mens mountain bike - mens,

£163.10 · Buy It Now

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Flying 26in mountain bike - flying,

Flying 26in mountain bike - flying,

£106.78 · Buy It Now

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Speed folding mountain bike - folding,

Speed folding mountain bike - folding,

£140.70 · Buy It Now

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Wheel mountain bike - wheel,

Wheel mountain bike - wheel,

£259.90 · Buy It Now

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Inch adult bike 21 speed - 21,

Inch adult bike 21 speed - 21,

£209.90 · Buy It Now

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26in mountain bike front - mountain,

26in mountain bike front - mountain,

£83.90 · Buy It Now

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Mountain folding bike - folding,

Mountain folding bike - folding,

£224.99 · Buy It Now

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Universal mountain bike 26in - universal,

Universal mountain bike 26in - universal,

£83.52 · Buy It Now

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Ridgeback mx3 26in mountain - 26in,

Ridgeback mx3 26in mountain - 26in,

£125.50 · Buy It Now

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Giant boulder mountain bike - giant,

Giant boulder mountain bike - giant,

£156.70 · Buy It Now

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Upgraded vertigo adult full - upgraded,

Upgraded vertigo adult full - upgraded,

£80.00 · Buy It Now

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Ribble 650 mountain bike - mountain,

Ribble 650 mountain bike - mountain,

£100.00 · Buy It Now

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New inch kids - 18-22,

New inch kids - 18-22,

£169.90 · Buy It Now

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Inch wheel mountain - 26,

Inch wheel mountain - 26,

£260.99 · Buy It Now

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Diamondback sync 27 - diamondback, 27.5in

Diamondback sync 27 - diamondback, 27.5in

£84.41 · Buy It Now

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Bike speed full - full, suspension

Bike speed full - full, suspension

£161.48 · Buy It Now

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Rockrider 500 26in mountain - rockrider,

Rockrider 500 26in mountain - rockrider,

£47.50 · Buy It Now

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Universal draco 26in mountain - universal,

Universal draco 26in mountain - universal,

£58.93 · Buy It Now

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Mountain folding bike 26 - folding, &

Mountain folding bike 26 - folding, &

£184.99 · Buy It Now

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Mountain folding bike - in,

Mountain folding bike - in,

£199.99 · Buy It Now

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Challenge 26in mountain - challenge, bike

Challenge 26in mountain - challenge, bike

£42.30 · Buy It Now

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Ridgeback 29in mountain - 29in, bike

Ridgeback 29in mountain - 29in, bike

£161.90 · Buy It Now

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Carrera six 26in aluminium - t-six,

Carrera six 26in aluminium - t-six,

£115.10 · Buy It Now

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Folding mountain bike - mountain,

Folding mountain bike - mountain,

£198.99 · Buy It Now

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Upgraded vertigo adult full - vertigo,

Upgraded vertigo adult full - vertigo,

£80.00 · Buy It Now

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Rockrider 5in mountain - 27.5in,

Rockrider 5in mountain - 27.5in,

£125.50 · Buy It Now

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Cube mountain bike 29in black - bike,

Cube mountain bike 29in black - bike,

£125.50 · Buy It Now

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New 26 inch mountain - 24",

New 26 inch mountain - 24",

£224.99 · Buy It Now

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Inch mountain bike - inch,

Inch mountain bike - inch,

£199.90 · Buy It Now

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Dartmoor primal 26in bronze - dartmoor,

Dartmoor primal 26in bronze - dartmoor,

£588.10 · Buy It Now

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Scott aspect 29in mtb frame - 29in,

Scott aspect 29in mtb frame - 29in,

£156.70 · Buy It Now

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27 5 inch mountain - /, 27.5

27 5 inch mountain - /, 27.5

£219.90 · Buy It Now

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Inch mountain bike 21 - 27.5,

Inch mountain bike 21 - 27.5,

£209.99 · Buy It Now

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Electric bike for adults - electric,

Electric bike for adults - electric,

£469.00 · Buy It Now

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Giant nrs2 mountain bike - giant, 26in

Giant nrs2 mountain bike - giant, 26in

£280.00 · Buy It Now

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Folding mountain bike 21 - mountain,

Folding mountain bike 21 - mountain,

£229.99 · Buy It Now

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Norco charger mountain - 24”,

Norco charger mountain - 24”,

£239.90 · Buy It Now

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Voodoo minustor mountain - , bike

Voodoo minustor mountain - , bike

£197.73 · Buy It Now

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📊96 listings · from £42.3 · avg £188.17
⚠️ These listings were last updated more than 9 days ago. Search for fresh listings

Browse 96 mountain bike adults listings currently in our index. Prices range from £42.3 to £588.1, with an average of £188.17. 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 mountain bike adults →

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Everything you need to know about mountain bike adults

Whether you are looking for a brand-new or second-hand mountain bike adults, 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 £42.3, while premium listings can reach £588.1 — giving you a wide budget spread to work with. The average price of £188.17 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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