For Sale UK

Knex piece

4

Knex piece for sale on largest auction and classifieds sites

Home / Construction Toys / Knex piece refurbished & used for sale | For Sale UK
Huge 5kg knex construction - 5kg,

Huge 5kg knex construction - 5kg,

£23.57
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Nex building set 480 - k'nex,

Nex building set 480 - k'nex,

£37.10
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Vintage knex carry case - vintage,

Vintage knex carry case - vintage,

£24.99
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Nex 7kg bucket of - 1.7kg,

Nex 7kg bucket of - 1.7kg,

£13.50
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Knex 18025 and - knex,

Knex 18025 and - knex,

£21.50
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Nex joblot bundle - joblot,

Nex joblot bundle - joblot,

£24.99
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Nex bulk mixed construction - k'nex,

Nex bulk mixed construction - k'nex,

£7.59
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Nex storage case and pieces - storage,

Nex storage case and pieces - storage,

£6.52
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100 nex pieces knex - k'nex,

100 nex pieces knex - k'nex,

£3.00
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Nex mixed green black - mixed, rod

Nex mixed green black - mixed, rod

£5.98
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Nex roller coaster - k'nex,

Nex roller coaster - k'nex,

£60.00
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Knex job lot - 4.65kg,, 1800+

Knex job lot - 4.65kg,, 1800+

£99.50
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Knex genuine orange connector - knex-,

Knex genuine orange connector - knex-,

£3.31
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Kid nex building set - k'nex,

Kid nex building set - k'nex,

£16.15
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Nex building set 417 - k’nex,

Nex building set 417 - k’nex,

£34.66
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Nex builder set construction - k'nex,

Nex builder set construction - k'nex,

£26.18
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Nex assorted bulk - bulk, pieces

Nex assorted bulk - bulk, pieces

£8.00
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Job lot nex - 20,

Job lot nex - 20,

£2.76
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Nex wheels wings building - k'nex,

Nex wheels wings building - k'nex,

£8.12
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Job lot nex pieces - lot,

Job lot nex pieces - lot,

£2.61
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Knex genuine yellow rod mm - knex-,

Knex genuine yellow rod mm - knex-,

£3.84
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Knex knexosaurus rex motorised - knex,

Knex knexosaurus rex motorised - knex,

£34.38
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Nex storage case with - storage,

Nex storage case with - storage,

£8.66
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Knex genuine red - genuine, mm

Knex genuine red - genuine, mm

£8.66
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Knex spare pieces grey - spare,

Knex spare pieces grey - spare,

£5.44
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Nex 43010 construction bulk - construction,

Nex 43010 construction bulk - construction,

£21.50
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Nex black clip - black,

Nex black clip - black,

£1.17
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Nex 150 piece - 150, mix

Nex 150 piece - 150, mix

£5.02
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Nex corkscrew canyon - corkscrew,

Nex corkscrew canyon - corkscrew,

£208.69
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Nex bulk lot construction - bulk,

Nex bulk lot construction - bulk,

£11.11
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Nex model building set - 52,

Nex model building set - 52,

£13.59
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Nex large blue container - k'nex,

Nex large blue container - k'nex,

£26.70
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Bag mixed knex pieces - mixed,

Bag mixed knex pieces - mixed,

£3.84
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Nex bulk mixed lot rods - lot,

Nex bulk mixed lot rods - lot,

£10.00
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Knex blue base - knex,

Knex blue base - knex,

£4.37
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Nex mixed bundle - mixed,

Nex mixed bundle - mixed,

£5.44
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Nex tri panel - panel, black

Nex tri panel - panel, black

£6.51
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Nex bulk mixed lot - k'nex,

Nex bulk mixed lot - k'nex,

£7.59
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Nex job lot about - k'nex,

Nex job lot about - k'nex,

£8.66
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Nex star shooter - star,

Nex star shooter - star,

£12.94
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Nex job lot bundle - k’nex,

Nex job lot bundle - k’nex,

£2.77
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Nex tri panel - k'nex, 4

Nex tri panel - k'nex, 4

£6.51
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Nex box random pieces - random,

Nex box random pieces - random,

£4.17
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Nex 150 piece bundle mix - 150,

Nex 150 piece bundle mix - 150,

£5.02
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250 nex green - k'nex,

250 nex green - k'nex,

£2.72
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Nex knex roller coaster - k'nex,

Nex knex roller coaster - k'nex,

£4.95
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Nex clip with hole end - k', grey

Nex clip with hole end - k', grey

£2.24
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Job lot nex pieces - lot,

Job lot nex pieces - lot,

£3.04
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210 nex metallic grey - metallic,

210 nex metallic grey - metallic,

£1.70
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Nex 150 piece bundle mix - piece,

Nex 150 piece bundle mix - piece,

£5.02
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Genuine knex connector way - genuine,

Genuine knex connector way - genuine,

£3.30
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Nex set 4 small - -, of

Nex set 4 small - -, of

£1.16
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Nex yellow carry case full - carry,

Nex yellow carry case full - carry,

£14.99
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100 nex light grey - x,

100 nex light grey - x,

£2.45
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Nex 150 piece bundle mix - 150,

Nex 150 piece bundle mix - 150,

£5.02
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Nex job lot assorted wheels - job,

Nex job lot assorted wheels - job,

£3.84
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Knex spare pieces - knex,

Knex spare pieces - knex,

£1.16
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Knex nex model fun - 10,

Knex nex model fun - 10,

£4.99
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Genuine knex connector - knex,

Genuine knex connector - knex,

£3.30
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Knex black grey - 4, &

Knex black grey - 4, &

£6.95
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Knex piece new - 2x, piece.

Knex piece new - 2x, piece.

£5.45
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Nex 150 piece bundle mix - bundle,

Nex 150 piece bundle mix - bundle,

£5.02
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Vintage job lot - of, knex

Vintage job lot - of, knex

£8.75
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Kid nex spares - k’nex, other

Kid nex spares - k’nex, other

£5.00
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Vintage knex yellow carry - yellow,

Vintage knex yellow carry - yellow,

£21.99
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Nex black tri - k'nex,

Nex black tri - k'nex,

£6.51
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Nex small grey 25mm - small,

Nex small grey 25mm - small,

£1.44
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180 nex metallic grey - 180,

180 nex metallic grey - 180,

£2.19
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Knex 618 piece construction - knex,

Knex 618 piece construction - knex,

£26.70
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Job lot nex - 10, pieces

Job lot nex - 10, pieces

£2.61
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Nex 150 piece bundle - 150, mix

Nex 150 piece bundle - 150, mix

£5.02
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Nex spare parts - k'nex,

Nex spare parts - k'nex,

£1.17
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Job lot nex - -, set

Job lot nex - -, set

£2.76
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Nex box random pieces - random,

Nex box random pieces - random,

£6.84
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Vintage 90s nex set - vintage, k'nex

Vintage 90s nex set - vintage, k'nex

£31.90
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Nex 150 piece - piece, bundle

Nex 150 piece - piece, bundle

£5.02
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Nex value tub 400 - value,

Nex value tub 400 - value,

£12.50
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Massive nex building - massive, sets

Massive nex building - massive, sets

£37.09
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Huge nex building model - k'nex,

Huge nex building model - k'nex,

£8.61
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Nex 150 piece - 150, bundle

Nex 150 piece - 150, bundle

£5.02
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Knex vintage construction - knex-, set

Knex vintage construction - knex-, set

£47.50
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Job lot 100 nex - job, :

Job lot 100 nex - job, :

£3.45
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Nex kid construction - kid, k'nex

Nex kid construction - kid, k'nex

£4.38
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Nex creation zone box - zone, +

Nex creation zone box - zone, +

£16.15
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Nex pieces micro knex - pieces,

Nex pieces micro knex - pieces,

£1.65
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Nex 150 piece bundle mix - 150,

Nex 150 piece bundle mix - 150,

£5.02
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Job lot nex pieces - job, :

Job lot nex pieces - job, :

£2.08
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Nex imagine model fun - k'nex,

Nex imagine model fun - k'nex,

£2.23
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Nex yellow rods 6cm 3 - rods, /

Nex yellow rods 6cm 3 - rods, /

£2.99
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Nex 150 piece - 150,

Nex 150 piece - 150,

£5.02
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Nex construction set ref - k'nex,

Nex construction set ref - k'nex,

£3.31
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Kid nex budding - budding, builders

Kid nex budding - budding, builders

£15.08
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Nex motorized creations - k'nex,

Nex motorized creations - k'nex,

£30.85
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Nex delux 350 piece - k'nex,

Nex delux 350 piece - k'nex,

£9.73
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Nex 4wd wheel - k'nex, 4

Nex 4wd wheel - k'nex, 4

£16.15
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Nex fast vehicles - fast, building

Nex fast vehicles - fast, building

£5.50
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📊96 listings · from £1.16 · avg £13.5

Browse 96 knex piece listings currently in our index. Prices range from £1.16 to £208.69, with an average of £13.5. 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 knex piece →

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Everything you need to know about knex piece

Whether you are looking for a brand-new or second-hand knex piece, 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 £1.16, while premium listings can reach £208.69 — giving you a wide budget spread to work with. The average price of £13.5 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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