18,000+ results for knex
- 600 KNEX RODS & CONNECTORS Mixed Bulk Lot Standard Replacement Parts K'NEXOpens in a new window or tabPre-Owned$42.59Was: $48.95 13% offFree shippingFree returnsSave up to 15% when you buy more
- K'Nex KNex Pieces Lot 15 PoundsOpens in a new window or tabPre-Owned$79.99Top Rated Plus+$29.99 shippingFree returns
- HUGE Knex Lot Assorted Pieces OVER 32 Pounds!! a lot of wheels, tires, manuals!Opens in a new window or tabPre-Owned$30.000 bids · Time left4d 14h+$51.10 shippingFree returns
- 500 KNEX Rods & Connectors Mix w/4 Wheels Standard Classic Parts Replace K'NEXOpens in a new window or tabPre-Owned$36.95Free 2-3 day shippingSave up to 10% when you buy more
- K'NEX ANGRY BIRDS Building Set MISSION MAY' 72613 IncompleteOpens in a new window or tabPre-Owned$17.95+$7.61 shippingExtra 20% off with coupon
- Plants vs Zombies Series 2 K'NEX Mystery Surprise Blind Pack Lot Of (10) New!!!Opens in a new window or tabBrand New$4.883 bids · Time left13h 24m+$8.30 shipping
- 200 KNEX Rods & Connectors Mixed Bulk Lot Standard Replacement Parts K'NEXOpens in a new window or tabPre-Owned$17.95Top Rated PlusFree 2-3 day shippingFree returnsSave up to 20% when you buy more
- 200 KNEX RODS Mixed Standard Replacement Parts Yellow Red Gray Black Tan K'NEXOpens in a new window or tabPre-Owned$18.95Top Rated PlusFree 2-3 day shippingFree returnsSave up to 15% when you buy more
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Sponsored | Top selling items from highly rated sellers with free shipping- K'nex Lot Pieces 14+ Pounds Rods Connectors Gears ++Opens in a new window or tabPre-Owned$68.95Free shipping
- K'nex Mario Figures Huge Selection!!!Opens in a new window or tabPre-Owned$3.95 to $14.95+$4.75 shipping
- Knex Lot: Rods, Connectors, Bricks, Tires, Gears, Guns, 2 Motors 10 lbs 2K+ pcsOpens in a new window or tabPre-Owned$19.990 bids · Time left2d 11h+$16.48 shipping
- Huge K’nex bulk lot. Fast Shipping. Over 1,000 Pieces. Mixed Lot.Opens in a new window or tabPre-Owned$29.99+$12.05 shipping
- New In Box K’Nex Mario Kart Wii Mario Standard Building Set 66 pc Sealed BagOpens in a new window or tabBrand New$19.95Free shipping
- K'NEX Building Set #50 with Orange Carrying Case & ManualOpens in a new window or tabPre-Owned$24.99Top Rated Plus+$12.99 shippingFree returns
- K'nex BallBuster Ball Factory Machine 8,600 Pieces COMPLETE SET W/ Battery MotorOpens in a new window or tabPre-Owned$480.96Was: $649.95 26% off+$48.67 shippingFree returnsSave up to 15% when you buy more
- 800 KNEX RODS & CONNECTORS Mixed Bulk Lot Standard Replacement Parts K'NEXOpens in a new window or tabPre-Owned$69.95Free 2-3 day shippingAlmost gone
- KNEX Mario Kart 8 - Wario Kart Building Set - Brand NewOpens in a new window or tabBrand New$10.99Top Rated PlusFree shippingFree returns64 sold
- Knex Green Battery Powered Medium Speed Motor 45rpm K'nex Coaster Part TestedOpens in a new window or tabPre-Owned$18.95Top Rated PlusFree shippingFree returnsSave up to 15% when you buy more
- Partial K'Nex Grave Digger Vs. Avenger Building Toy Monster Jam Set 2012Opens in a new window or tabPre-Owned$4.000 bids · Time left11h 30m+$9.90 shipping
- 50 NEW Knex Dark Gray Rods Long 7-1/2" - Standard K'nex Parts LotOpens in a new window or tabBrand New$12.95Top Rated PlusFree shippingFree returnsSave up to 15% when you buy more
- 25 Knex Purple Short Flexible Rods 1-1/4" - 1.25" Standard K'nex Parts LotOpens in a new window or tabPre-Owned$13.95Top Rated PlusFree shippingFree returnsSave up to 15% when you buy more
- 100 Knex Orange Ladder 2-Way Straight Connectors - Standard K'nex PartsOpens in a new window or tabPre-Owned$10.49Top Rated PlusFree shippingFree returnsSave up to 15% when you buy more
- K'NEX ANGRY BIRDS 2 Building Sets MISSION MAY'HAM 72613, 72603 BLACK BIRD VS PIGOpens in a new window or tabPre-Owned$38.00+$5.70 shippingExtra 20% off with coupon
- K'Nex Angry Birds Breakin' Bacon Building Set Missing Birds, Kit Bags Are SealedOpens in a new window or tabNew (Other)$25.00+$15.70 shipping
- 220 NEW Knex Metallic Blue Rods 2-1/4" - Standard K'nex Parts LotOpens in a new window or tabPre-Owned$11.35Free shipping
- (13) K'nex Small 1" 25mm Dark Blue Locking Gears KNEX Replacement Parts Bulk LotOpens in a new window or tabBrand New$11.50Free shipping
- K'NEX NEW Battery Powered Motor Lot Replacement Huge Color Selection Parts KNEXOpens in a new window or tabBrand New$16.49 to $23.46Was: $18.95 13% offFree shippingFree returnsSave up to 15% when you buy more
- (100) K'nex Gray 2-Way Connectors- KNEX Bulk Standard Replacement Part PieceOpens in a new window or tabPre-Owned$9.99Free shippingFree returnsSave up to 15% when you buy more
- Knex 63147 Hyperspace Training Tower Set w/ InstructionsOpens in a new window or tabPre-Owned$68.00Was: $80.00 15% off+$15.26 shipping
- 100 NEW Knex Yellow Connectors 5 Position - Standard K'nex Parts LotOpens in a new window or tabBrand New$10.33Top Rated PlusFree shippingFree returnsSave up to 15% when you buy more
- K'NEX REPLACEMENT PARTS PIECES - TIRES WHEELS GEARS - LOT OF 35Opens in a new window or tabPre-Owned$18.000 bids · Time left2d 13hFree shipping
- Knex Roller Coaster Car Lot of 6 Red Metallic Blue Silver Grey Green OrangeOpens in a new window or tabPre-Owned$32.95Free shipping
- KNEX Orange Roller Coaster Track Tubing One 12' Piece, Splice Ball Factory K'NEXOpens in a new window or tabPre-Owned$12.95Free 2-3 day shippingSave up to 15% when you buy more
- RARE ANGRY BIRDS K'NEX HOGS IN THE SKY 255 PC IN BOX BUILDING SET COMPLETEOpens in a new window or tabPre-Owned$99.95Top Rated PlusFree shippingFree returns
- LOT Vintage Toys Knex Night Raider Robotix Lunar Lander Kits & Boxes Legos LOOKOpens in a new window or tabPre-Owned$2.99Top Rated Plus0 bids · Time left6d 1h+$11.99 shippingFree returns
- 1 Knex Steel Rod for 6ft Ferris Wheel 89790 - K'nex Metal AxleOpens in a new window or tabBrand New$29.95Top Rated PlusFree shippingFree returnsSave up to 15% when you buy more
- Vintage Yellow Knex Lot Storage Box Case W/ Small Lot Of K'nex PiecesOpens in a new window or tabPre-Owned$24.99Top Rated PlusFree shippingFree returns
- 300 MICRO KNEX Rods & Connectors Random Mixed Bulk Lot Small Parts Pieces K'NEXOpens in a new window or tabPre-Owned$16.95Free 2-4 day shippingSave up to 20% when you buy more
- K-nex Education 100s if not over 1000 pieces unknown kit Large full boxOpens in a new window or tabPre-Owned$9.990 bids · Time left4d 2h$89.00Buy It Now+$11.41 shipping
- K’Nex Building Pieces Bricks Blocks Tires Assorted LOT Roughly 500 PIECESOpens in a new window or tabPre-Owned$13.99+$5.99 shipping
- Kid K'nex Playground Pals STEM Building Toy Set Includes Extra K'nexOpens in a new window or tabPre-Owned$9.00+$10.10 shipping
- K'nex Desert Building Set New Super Mario Bros 2 Nintendo OPEN BOX DamagedOpens in a new window or tabNew (Other)$25.99Free shipping
- Vintage K'NEX Kinex Orange Box Hard Carrying Carry Case 90's Filled With KnexOpens in a new window or tabPre-Owned$12.00+$13.25 shipping
- K'NEX DISNEY PARKS SPACE MOUNTAIN BUILDING SET NEW WITHOUT BOX 100% CompleteOpens in a new window or tabBrand New$49.990 bids · Time left7d 14h+$15.25 shipping
- 55 K'NEX Orange Rods 7 7/8" Replacement Parts Pieces KNEX - Fast Free ShippingOpens in a new window or tabPre-Owned$9.90Free shipping
- K'NEX Action Figures Robot People Men Replacement Huge Color Selection! KNEXOpens in a new window or tabPre-Owned$6.99 to $11.95+$2.99 shippingSave up to 15% when you buy more
- K'nex Assorted Blocks Bricks Lot 297 Pieces Compatible w/Other Brands VG-EUCOpens in a new window or tabPre-Owned$18.99+$7.99 shipping
- Knex Mario Kart Wii -Luigi Sprinter Kart Motorized Building Set New 2012Opens in a new window or tabBrand New$12.00+$6.12 shipping
- Huge K'nex Bulk Lot - 77+Lbs - 20k+ PiecesOpens in a new window or tabPre-Owned$649.99+$63.59 shipping
- 100 Micro Mini Knex Bulk Mixed Assortment Rods Connectors Clips K'nex Parts LotOpens in a new window or tabPre-Owned$11.95Top Rated PlusFree shippingFree returnsSave up to 15% when you buy more
- 300+ KNEX Rods Connectors Random Mixed Bulk Lot Standard Replacement Parts K'NEXOpens in a new window or tabPre-Owned$10.000 bids · Time left2d 5h+$10.80 shipping
- Knex 273 red piece connector pieces, rods, gears, transition rod LOTOpens in a new window or tabPre-Owned$10.99Top Rated PlusFree 2-3 day shippingFree returns
- K’NEX Screamin’ Serpent Motorized Roller Coaster IncompleteOpens in a new window or tabPre-Owned$39.96Was: $49.95 20% offFree shipping10 watchers
- Mixed Lot K'NEX KNEX Assorted Loose Parts & Pieces 2lb 6oz Standard Building ToyOpens in a new window or tabPre-Owned$21.69Top Rated PlusFree 2-3 day shippingFree returns
- 20 Knex Small 1" Blue Locking Gears - K'nex Education Replacement PartsOpens in a new window or tabPre-Owned$19.95Free 2-3 day shipping
- Nintendo Knex Mariokart Wii Mario and Luigi VS Goombas and Thwomps Building SetOpens in a new window or tabPre-Owned$3.990 bids · Time left1d 9h$14.99Buy It Now+$11.35 shippingBenefits charity
- K'NEX KNEX New Super Mario Bros Wii Series 1 Mystery Pack 38106 minifigure blindOpens in a new window or tabBrand New$13.50+$5.25 shipping18 watchers
- Vintage Green Knex Lot Storage Box Case with Small Lot of K'nex PiecesOpens in a new window or tabPre-Owned$4.94+$10.80 shipping
- 440 Piece K'nex Bulk Lot Rods+Connectors+Wheels+Micro Pieces+4 BookletsOpens in a new window or tabPre-Owned$17.99+$9.99 shipping
- Knex All Terrain 6WD Trekker ATV Kit 3 Models K’nex 13501 1999 All Pcs IncludedOpens in a new window or tabPre-Owned$12.99+$6.62 shipping
- K'Nex Sesame Street Elmo Building Set For Parts -B5Opens in a new window or tabPre-Owned$10.00+$5.93 shipping
- K'nex Super Mario Series 10 Figure Blind Bag Sealed Mystery FigureOpens in a new window or tabBrand New$9.95Free shipping
- You Choose K'nex Classic and Micro Replacement Parts / Pieces Lot KnexOpens in a new window or tabPre-Owned$4.99 to $12.99Free shippingSave up to 15% when you buy more
- Mixed Lot of 11 K'nex KNEX Gears, 1 Manual Pull-Back Motor, 1 PulleyOpens in a new window or tabPre-Owned$7.45+$6.15 shipping
- HUGE KNEX MIXED SORTED LOT 100+ PIECES CONNECTORS RODS EXTRAS MOREOpens in a new window or tabPre-Owned$17.99+$8.99 shippingExtra 10% off with coupon
- 100 NEW Knex Red Rods 5-1/8" - Standard K'nex Parts LotOpens in a new window or tabBrand New$14.33Top Rated PlusFree shippingFree returnsSave up to 15% when you buy more
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