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Mountain bike adults

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Mountain bike adults for sale on Ireland's largest auction and classifieds sites

Aili mountain bike - aili,

Aili mountain bike - aili,

£149.00 · Buy It Now

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24 inch unisex - 20'',

24 inch unisex - 20'',

£159.99 · Buy It Now

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Rcb26 mountain bike - rcb26",

Rcb26 mountain bike - rcb26",

£208.70 · Buy It Now

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Carrera crossfire mountain - carrera,

Carrera crossfire mountain - carrera,

£95.00 · Buy It Now

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Aili mountain bike 21 - 26",

Aili mountain bike 21 - 26",

£190.00 · Buy It Now

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Cannondale m400 cad adult - cannondale,

Cannondale m400 cad adult - cannondale,

£31.90 · Buy It Now

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Inch folding bike 21 - 26, bike,

Inch folding bike 21 - 26, bike,

£159.00 · Buy It Now

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Wheel mountain bike fat - 26'',

Wheel mountain bike fat - 26'',

£265.99 · Buy It Now

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Grey inch fat tire - grey,

Grey inch fat tire - grey,

£265.90 · Buy It Now

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Wheel mountain bike fat - 26'',

Wheel mountain bike fat - 26'',

£259.90 · Buy It Now

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Inch full suspension - inch,

Inch full suspension - inch,

£163.12 · Buy It Now

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Folding mountain bike 21 - bike,

Folding mountain bike 21 - bike,

£229.99 · Buy It Now

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Mountain bike men women26 - women26, inch

Mountain bike men women26 - women26, inch

£269.90 · Buy It Now

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Carrera crossfire adults - carrera, 2

Carrera crossfire adults - carrera, 2

£125.00 · 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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Halfords apollo adult mountain - adult,

Halfords apollo adult mountain - adult,

£125.50 · Buy It Now

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Inch wheel adult - 29, mountain

Inch wheel adult - 29, mountain

£219.90 · Buy It Now

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

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

£205.90 · Buy It Now

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Wheel mountain bike - 26'',

Wheel mountain bike - 26'',

£259.90 · Buy It Now

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Adult mountain bike - mountain,

Adult mountain bike - mountain,

£209.90 · Buy It Now

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Inch adult mountain bike 21 - mountain,

Inch adult mountain bike 21 - mountain,

£219.90 · Buy It Now

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New aovopro bk520 900 - bk520/900, for

New aovopro bk520 900 - bk520/900, for

£345.00 · Buy It Now

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Inch mountain folding - 26,

Inch mountain folding - 26,

£179.99 · Buy It Now

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Rockrider st100 mountain - st100,

Rockrider st100 mountain - st100,

£170.05 · Buy It Now

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Dallingridge viscount mountain - dallingridge,

Dallingridge viscount mountain - dallingridge,

£229.99 · Buy It Now

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Dallingridge viscount mountain - viscount,

Dallingridge viscount mountain - viscount,

£239.99 · Buy It Now

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Inch mountain bikes - inch, for

Inch mountain bikes - inch, for

£269.99 · Buy It Now

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Inch bike adult teenager - 20, 24

Inch bike adult teenager - 20, 24

£179.90 · Buy It Now

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Mountain bike inch - mountain,

Mountain bike inch - mountain,

£219.90 · Buy It Now

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Mountain bike magnesium - mountain, 27.5

Mountain bike magnesium - mountain, 27.5

£258.62 · 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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5inch folding mountain - folding,

5inch folding mountain - folding,

£209.90 · Buy It Now

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Inch adult mountain bike - adult,

Inch adult mountain bike - adult,

£219.90 · Buy It Now

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Inch unisex bike - unisex, adult

Inch unisex bike - unisex, adult

£149.99 · Buy It Now

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Inch mountain bike - 27.5, 21

Inch mountain bike - 27.5, 21

£209.99 · Buy It Now

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Inch folding bikes - 26,

Inch folding bikes - 26,

£163.11 · Buy It Now

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Adults red mountain - red,

Adults red mountain - red,

£156.70 · 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,

£179.99 · Buy It Now

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Mens mountain bike - mens,

Mens mountain bike - mens,

£65.00 · Buy It Now

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Inch adult mountain bike - inch,

Inch adult mountain bike - inch,

£215.90 · Buy It Now

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Basis bicycle full susp - bicycle,

Basis bicycle full susp - bicycle,

£201.99 · Buy It Now

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Inch adult bike - 27.5,

Inch adult bike - 27.5,

£209.90 · Buy It Now

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Adult mountain bike front - adult,

Adult mountain bike front - adult,

£189.99 · Buy It Now

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Inch adult mountain bike - adult,

Inch adult mountain bike - adult,

£209.90 · Buy It Now

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Electric bike adults 0 - electric, 20

Electric bike adults 0 - electric, 20

£619.99 · Buy It Now

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Basis link full - basis,

Basis link full - basis,

£239.99 · Buy It Now

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Unisex mountain bike - unisex, speed

Unisex mountain bike - unisex, speed

£209.99 · Buy It Now

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Inch mountain bike - inch, front

Inch mountain bike - inch, front

£207.99 · Buy It Now

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Vitus nucleus vr - nucleus, 27

Vitus nucleus vr - nucleus, 27

£208.70 · Buy It Now

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Inch folding bike 21 - &,

Inch folding bike 21 - &,

£179.99 · Buy It Now

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Bike speed full - 21,

Bike speed full - 21,

£161.48 · 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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Adult folding bikes - bikes, 20

Adult folding bikes - bikes, 20

£146.20 · Buy It Now

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Basis toro mountain bike - toro,

Basis toro mountain bike - toro,

£239.99 · Buy It Now

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Inch wheel mountain - 26, bike

Inch wheel mountain - 26, bike

£259.90 · Buy It Now

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Inch adult mountain - inch,

Inch adult mountain - inch,

£188.90 · Buy It Now

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New inch mountain bike - new,

New inch mountain bike - new,

£169.90 · Buy It Now

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Speed folding mountain bike - 21-speed,

Speed folding mountain bike - 21-speed,

£144.11 · Buy It Now

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27 5 inch mountain - /, /

27 5 inch mountain - /, /

£199.90 · Buy It Now

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New 24in inch mountain - &,

New 24in inch mountain - &,

£178.88 · Buy It Now

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Trioblade inch foldable - inch,

Trioblade inch foldable - inch,

£219.99 · Buy It Now

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5inch mountain bike - mountain,

5inch mountain bike - mountain,

£199.90 · Buy It Now

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Folding mountain bike - 24"-27.5"folding,

Folding mountain bike - 24"-27.5"folding,

£215.90 · Buy It Now

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Magna equator ladies mountain - magna,

Magna equator ladies mountain - magna,

£73.50 · Buy It Now

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Electric bike adults - electric, 20

Electric bike adults - electric, 20

£645.00 · Buy It Now

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Trek mountain bike black 29in - trek,

Trek mountain bike black 29in - trek,

£260.70 · Buy It Now

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New inch kids bike boys - 18-22,

New inch kids bike boys - 18-22,

£169.90 · Buy It Now

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Mens mountain bike - mens, mountaineer

Mens mountain bike - mens, mountaineer

£163.10 · Buy It Now

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Inch foldable mountain bike - 26,

Inch foldable mountain bike - 26,

£219.90 · Buy It Now

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Inch fat tire wheel - inch,

Inch fat tire wheel - inch,

£259.90 · Buy It Now

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Basis toro mountain bike - basis,

Basis toro mountain bike - basis,

£229.99 · Buy It Now

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Electric bike adults 0 - 20, x4.0

Electric bike adults 0 - 20, x4.0

£619.99 · Buy It Now

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20in electric bike - bike, adults

20in electric bike - bike, adults

£679.00 · Buy It Now

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Mountain bike 21 - mountain,

Mountain bike 21 - mountain,

£291.89 · Buy It Now

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Basis toro mountain - basis,

Basis toro mountain - basis,

£252.99 · Buy It Now

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Electric bike adults 0 - bike,

Electric bike adults 0 - bike,

£615.00 · Buy It Now

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Trek mountain bike - trek,

Trek mountain bike - trek,

£260.70 · Buy It Now

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Speed folding mountain bike - folding,

Speed folding mountain bike - folding,

£156.70 · Buy It Now

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Rockrider st100 mountain bike

Rockrider st100 mountain bike

£104.70 · Buy It Now

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Mens mountain bike mountaineer - mens,

Mens mountain bike mountaineer - mens,

£163.10 · Buy It Now

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Carrera kraken mountain - 27.5",

Carrera kraken mountain - 27.5",

£190.00 · Buy It Now

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Folding mountain bike - 24"/26",

Folding mountain bike - 24"/26",

£179.99 · Buy It Now

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Inch full suspension - full,

Inch full suspension - full,

£163.11 · Buy It Now

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New inch kids bike - 22,

New inch kids bike - 22,

£169.90 · Buy It Now

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Mountain bike 21 speed - bike, 21-speed

Mountain bike 21 speed - bike, 21-speed

£291.89 · Buy It Now

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Mountain bike 21 - bike,

Mountain bike 21 - bike,

£198.90 · Buy It Now

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Inch kids bike boys - inch, girls

Inch kids bike boys - inch, girls

£139.90 · 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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Huffy wheel size - size, extent

Huffy wheel size - size, extent

£187.90 · Buy It Now

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Inch wheel mountain - 26, bike

Inch wheel mountain - 26, bike

£269.90 · Buy It Now

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Folding mountain bike - folding,

Folding mountain bike - folding,

£199.99 · Buy It Now

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Inch adult mountain bike - mountain,

Inch adult mountain bike - mountain,

£225.90 · Buy It Now

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Shimano folding mountain - mountain, bike

Shimano folding mountain - mountain, bike

£199.90 · Buy It Now

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Saracen raw mountain - saracen, bike

Saracen raw mountain - saracen, bike

£69.99 · Buy It Now

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Trioblade mens mountain bike - mens,

Trioblade mens mountain bike - mens,

£104.70 · Buy It Now

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📊96 listings · from £31.9 · avg £219.16

Browse 96 mountain bike adults listings currently in our index. Prices range from £31.9 to £679, with an average of £219.16. 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 £31.9, while premium listings can reach £679 — giving you a wide budget spread to work with. The average price of £219.16 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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