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Knex piece

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Knex piece for sale on largest auction and classifieds sites

Home / Construction & Building Toys / Knex piece refurbished & used for sale | For Sale UK
Nex knex medium - 3x, black

Nex knex medium - 3x, black

£2.24 · Buy It Now

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Nex job lot - k'nex, assorted

Nex job lot - k'nex, assorted

£7.05 · Buy It Now

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1996 vintage knex yellow carry - 1996,

1996 vintage knex yellow carry - 1996,

£19.99 · Buy It Now

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Big group long grey - ,

Big group long grey - ,

£6.52 · Buy It Now

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Bulk job lot knex tub - lot,

Bulk job lot knex tub - lot,

£8.12 · Buy It Now

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Nex knex straight flexi - k’nex,

Nex knex straight flexi - k’nex,

£4.38 · Buy It Now

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Nex maxima grand prix - maxima,

Nex maxima grand prix - maxima,

£6.52 · Buy It Now

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Knex spare pieces grey - x,

Knex spare pieces grey - x,

£5.44 · Buy It Now

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Nex mixed green black - mixed, green/black

Nex mixed green black - mixed, green/black

£5.98 · Buy It Now

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Nex knex roller coaster - k'nex,

Nex knex roller coaster - k'nex,

£3.95 · Buy It Now

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Nex mixed bundle - bundle, job

Nex mixed bundle - bundle, job

£12.95 · Buy It Now

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Knex nex motors cogs - k'nex,

Knex nex motors cogs - k'nex,

£5.95 · Buy It Now

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Nex model fun - model, building

Nex model fun - model, building

£4.99 · Buy It Now

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Nex building set 417 - k’nex,

Nex building set 417 - k’nex,

£32.99 · Buy It Now

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Nex 863 piece building set - piece,

Nex 863 piece building set - piece,

£24.00 · Buy It Now

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Nex vintage toy - toy, 21020

Nex vintage toy - toy, 21020

£19.99 · Buy It Now

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Over 500 nex pieces in - ,

Over 500 nex pieces in - ,

£26.70 · Buy It Now

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Knex mini bundle around - mini,

Knex mini bundle around - mini,

£3.49 · Buy It Now

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Nex knex medium blue - k'nex,

Nex knex medium blue - k'nex,

£3.31 · Buy It Now

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Job lot nex - 10, pieces

Job lot nex - 10, pieces

£2.61 · Buy It Now

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Bag mixed knex pieces - bag,

Bag mixed knex pieces - bag,

£3.84 · Buy It Now

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Nex vtg green - k'nex, full

Nex vtg green - k'nex, full

£24.95 · Buy It Now

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Nex knex connectors 3 - knex,

Nex knex connectors 3 - knex,

£3.25 · Buy It Now

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Knex railroad pals complete - railroad,

Knex railroad pals complete - railroad,

£4.91 · Buy It Now

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Vintage nex knex green - vintage,

Vintage nex knex green - vintage,

£17.99 · Buy It Now

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Nex imagine 4wd demolition - 4wd,

Nex imagine 4wd demolition - 4wd,

£10.00 · Buy It Now

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Nex pieces micro knex - k'nex,

Nex pieces micro knex - k'nex,

£1.65 · Buy It Now

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Nex bulk lot mixed pieces - lot,

Nex bulk lot mixed pieces - lot,

£10.87 · Buy It Now

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Vintage knex yellow carry - vintage,

Vintage knex yellow carry - vintage,

£24.99 · Buy It Now

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Nex model building set - 52,

Nex model building set - 52,

£13.59 · Buy It Now

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Kid nex farming - kid,

Kid nex farming - kid,

£22.49 · Buy It Now

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Nex dragon drop coaster - k’nex,

Nex dragon drop coaster - k’nex,

£29.95 · Buy It Now

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Job lot nex pieces - :, k'nex

Job lot nex pieces - :, k'nex

£3.04 · Buy It Now

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Job lot nex pieces - lot, k'nex

Job lot nex pieces - lot, k'nex

£1.16 · Buy It Now

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Genuine knex connector way - genuine,

Genuine knex connector way - genuine,

£3.30 · Buy It Now

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Micro nex rod red - mm,

Micro nex rod red - mm,

£3.98 · Buy It Now

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Knex blue base - knex, plates

Knex blue base - knex, plates

£4.37 · Buy It Now

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Vintage 1997 nex blue carry - blue,

Vintage 1997 nex blue carry - blue,

£22.50 · Buy It Now

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Nex adventure wheels - k'nex,

Nex adventure wheels - k'nex,

£18.29 · Buy It Now

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Nex vintage toy - ,

Nex vintage toy - ,

£21.49 · Buy It Now

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Job lot nex - lot, k'nex

Job lot nex - lot, k'nex

£2.19 · Buy It Now

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Nex knex multi listing spare - k'nex,

Nex knex multi listing spare - k'nex,

£3.99 · Buy It Now

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Knex orange roller coaster - 20,

Knex orange roller coaster - 20,

£5.97 · Buy It Now

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100 nex pieces knex red - knex,

100 nex pieces knex red - knex,

£4.91 · Buy It Now

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Knex job lot - lot,

Knex job lot - lot,

£99.50 · Buy It Now

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Genuine knex connector way - knex,

Genuine knex connector way - knex,

£3.30 · Buy It Now

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Job lot nex - job, pieces

Job lot nex - job, pieces

£2.61 · Buy It Now

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Vintage 1990s nex - 1990s, k’nex

Vintage 1990s nex - 1990s, k’nex

£90.00 · Buy It Now

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Nex classics 125 piece - k'nex,

Nex classics 125 piece - k'nex,

£11.95 · Buy It Now

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Micro knex coaster track - micro,

Micro knex coaster track - micro,

£6.52 · Buy It Now

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Micro knex coaster - micro,

Micro knex coaster - micro,

£6.52 · Buy It Now

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Nex big ball - ball, factory

Nex big ball - ball, factory

£120.00 · Buy It Now

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Job lot nex - job, k'nex

Job lot nex - job, k'nex

£2.76 · Buy It Now

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Pieces knex orange roller - knex,

Pieces knex orange roller - knex,

£9.19 · Buy It Now

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Nex spare parts - k'nex,

Nex spare parts - k'nex,

£2.24 · Buy It Now

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Job lot nex pieces - :, k'nex

Job lot nex pieces - :, k'nex

£1.16 · Buy It Now

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Knex bundle blue - bundle, straight

Knex bundle blue - bundle, straight

£3.20 · Buy It Now

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Knex bundle yellow straight - knex,

Knex bundle yellow straight - knex,

£4.27 · Buy It Now

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Basic fun nex beginner - fun,

Basic fun nex beginner - fun,

£9.55 · Buy It Now

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Nex set 4 small - of, wheels

Nex set 4 small - of, wheels

£1.16 · Buy It Now

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100 nex black 16mm - 100, x

100 nex black 16mm - 100, x

£2.19 · Buy It Now

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200 nex white 32mm - 200, k'nex

200 nex white 32mm - 200, k'nex

£3.26 · Buy It Now

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Knex cross tie roller - 20,

Knex cross tie roller - 20,

£5.44 · Buy It Now

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100 nex silver - k'nex, 4

100 nex silver - k'nex, 4

£3.26 · Buy It Now

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Micro nex specialised parts - ,

Micro nex specialised parts - ,

£3.78 · Buy It Now

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Nex classics building sets - k'nex,

Nex classics building sets - k'nex,

£5.98 · Buy It Now

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Nex knex job - k'nex,

Nex knex job - k'nex,

£2.24 · Buy It Now

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Knex bundle 100 - 100, yellow

Knex bundle 100 - 100, yellow

£7.05 · Buy It Now

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Nex yellow motor battery - yellow,

Nex yellow motor battery - yellow,

£10.80 · Buy It Now

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Shoe box varied - of,

Shoe box varied - of,

£10.08 · Buy It Now

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Nex power and play - and, motorized

Nex power and play - and, motorized

£14.99 · Buy It Now

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Kid nex undersea pals 46 - undersea,

Kid nex undersea pals 46 - undersea,

£5.95 · Buy It Now

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Knex green metallic - 22,

Knex green metallic - 22,

£3.28 · Buy It Now

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Nex cyborg creatures 196 - k'nex,

Nex cyborg creatures 196 - k'nex,

£12.97 · Buy It Now

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Nex spacers clips pack - k'nex,

Nex spacers clips pack - k'nex,

£1.51 · Buy It Now

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Nex set 45015 807 - 45015, pieces

Nex set 45015 807 - 45015, pieces

£18.82 · Buy It Now

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Knex genuine rod 54mm blue - genuine,

Knex genuine rod 54mm blue - genuine,

£1.95 · Buy It Now

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Nex 7kg bucket of - k'nex,

Nex 7kg bucket of - k'nex,

£17.50 · Buy It Now

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Bundle nex knex rods - of,

Bundle nex knex rods - of,

£15.08 · Buy It Now

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100 nex yellow 5 way - yellow,

100 nex yellow 5 way - yellow,

£3.26 · Buy It Now

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Nex blue rod 5 - k'nex,

Nex blue rod 5 - k'nex,

£6.73 · Buy It Now

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Nex motorised ferris wheel - motorised,

Nex motorised ferris wheel - motorised,

£24.10 · Buy It Now

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Pack grey rod - of, 10

Pack grey rod - of, 10

£3.10 · Buy It Now

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Nex compatible bulk lot - k'nex,

Nex compatible bulk lot - k'nex,

£5.45 · Buy It Now

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Nex crown gears yellow - 5,

Nex crown gears yellow - 5,

£4.33 · Buy It Now

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Nex 43010 not compete but - 43010,

Nex 43010 not compete but - 43010,

£11.95 · Buy It Now

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Nex square panel mini black - k'nex,

Nex square panel mini black - k'nex,

£4.38 · Buy It Now

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Job lot nex - :, pieces

Job lot nex - :, pieces

£2.08 · Buy It Now

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Job lot nex pieces - pieces,

Job lot nex pieces - pieces,

£2.76 · Buy It Now

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Knex 618 piece - knex, construction

Knex 618 piece - knex, construction

£37.10 · Buy It Now

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Nex set vintage - vintage, 1996

Nex set vintage - vintage, 1996

£26.70 · Buy It Now

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Nex yellow way connector - 5-way,

Nex yellow way connector - 5-way,

£3.30 · Buy It Now

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Nex grey gear box rear - grey,

Nex grey gear box rear - grey,

£10.80 · Buy It Now

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Vintage 1996 nex red case - vintage,

Vintage 1996 nex red case - vintage,

£22.99 · Buy It Now

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Nex classics motorized - k’nex,

Nex classics motorized - k’nex,

£28.99 · Buy It Now

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Vintage nex large - k’nex,

Vintage nex large - k’nex,

£38.40 · Buy It Now

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📊96 listings · from £1.16 · avg £12.78
⚠️ These listings were last updated more than 9 days ago. Search for fresh listings

Browse 96 knex piece listings currently in our index. Prices range from £1.16 to £120, with an average of £12.78. 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 £120 — giving you a wide budget spread to work with. The average price of £12.78 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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