16,000+ results for knex
- 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 moreSponsored
- 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 goneSponsored
- K'Nex Rippin' Rocket Roller Coaster Build Set 63166/63105 Manual & Box InclOpens in a new window or tabPre-Owned$30.00+$19.99 shippingSponsored
- 600 KNEX RODS & CONNECTORS Mixed Bulk Lot Standard Replacement Parts K'NEXOpens in a new window or tabPre-Owned$48.95Free shippingFree returnsSave up to 15% when you buy moreSponsored
- Knex Parts Lot of 200+ K'nex Assorted PiecesOpens in a new window or tabPre-Owned$15.95Free shippingSponsored
- K’NEX Box LotOpens in a new window or tabPre-Owned$0.990 bids · Time left18h 28m+$9.75 shippingSponsored
- KNEX Corkscrew Canyon Tube Park Roller Coaster w/ Manual - RETIRED - Not CompletOpens in a new window or tabPre-Owned$12.00+$10.80 shippingSponsored
- 300 NEW Knex Green Rods 3/4" Short - Standard K'nex Parts Bulk LotOpens in a new window or tabBrand New$11.24Was: $12.4910% offFree shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
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Sponsored | Top selling items from highly rated sellers with free shipping- 300 MICRO KNEX Rods & Connectors Random Mixed Bulk Lot Small Parts Pieces K'NEXOpens in a new window or tabPre-Owned$16.95Free 2-3 day shippingSave up to 20% when you buy moreSponsored
- K'NEX Angry Birds Mission May'hamOpens in a new window or tabPre-Owned$19.000 bids · Time left5d 18h$25.00Buy It Now+$7.16 shippingSponsored
- 200 KNEX Rods & Connectors Mixed Bulk Lot Standard Replacement Parts K'NEXOpens in a new window or tabPre-Owned$17.95Free 2-3 day shippingFree returnsSave up to 20% when you buy moreSponsoredTop Rated Plus
- Angry Birds Space Fire Bomb Bird vs Small Minion Pig K'Nex Brand NewOpens in a new window or tabBrand New$19.99Free shippingAlmost goneSponsored
- K'nex Building & Construction Toys SetOpens in a new window or tabPre-Owned$5.000 bids · Time left1d 15h$13.00Buy It Now+$5.00 shippingSponsored
- Vintage 1997 K'NEX Green Storage Carrying Case Box Filled With Knex and BookletsOpens in a new window or tabPre-Owned$14.99+$11.99 shippingSponsored
- 200 KNEX CONNECTORS Mixed Bulk Lot Standard Replacement Parts Blue White K'NEXOpens in a new window or tabPre-Owned$18.95Free 2-3 day shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- K'Nex Angry Birds Space Crater Crash Parts Box with ExtrasOpens in a new window or tabPre-Owned$39.97+$8.52 shippingFree returnsSponsored
- VINTAGE K’NEX ROCKET BOOST ROLLER COASTER BOOKLET PLUS PIECES FROM THIS SETOpens in a new window or tabPre-Owned$8.001 bid · Time left6d 20h+$9.24 shippingSponsored
- K'NEX Angry Birds Hammin' AroundOpens in a new window or tabPre-Owned$17.000 bids · Time left5d 18h$30.00Buy It Now+$11.16 shippingSponsored
- Knex Chain 8' Feet - Coaster Parts - K'nex (Large 1-1/4" Links)Opens in a new window or tabPre-Owned$12.00Was: $13.3310% offFree 2-4 day shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- Vintage Knex K’nex 1999 Lightning Racers Building Kit Builds 3 Models NEW IN BOXOpens in a new window or tabBrand New$5.000 bids · Time left12h 46m+$6.99 shippingFree returnsSponsoredTop Rated Plus
- Angry Birds K'Nex Series 2 Blind Bagged FigureOpens in a new window or tabBrand New$19.99List price: $29.9933% offFree shippingFree returns14 watchersSponsored
- K'NEX Lot of 10lbs Red Case w/ Multiple Size Tires, Assorted PiecesOpens in a new window or tabPre-Owned$24.990 bids · Time left15h 14m+$20.49 shippingSponsored
- 200 Knex Dark Blue Rods 2-1/4" - Standard K'nex 2.25" Parts LotOpens in a new window or tabPre-Owned$10.75Was: $11.9510% offFree shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- K’nex Double Ferris WheelOpens in a new window or tabPre-Owned$15.000 bids · Time left5d 20h+$7.00 shippingSponsored
- 100 NEW Knex White Rods 1-5/16" Short - Standard K'nex Parts LotOpens in a new window or tabBrand New$9.49Free shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- KNEX Random Mixed Bulk BIG LOT over 600+ Pieces Wheels Tires Rods ConnectorsOpens in a new window or tabPre-Owned$24.95Free shippingSponsored
- K'nex Super Mario Series 10 Figure Blind Bag Sealed Mystery FigureOpens in a new window or tabBrand New$9.95Free shippingSponsored
- KNEX Hyperspace Training Tower, Complete Set, Model 63147, 1997, Free ShippingOpens in a new window or tabNew (Other)$114.99Free 2-4 day shippingSponsored
- 200 KNEX RODS Mixed Standard Replacement Parts Yellow Red Gray Black Tan K'NEXOpens in a new window or tabPre-Owned$18.95Free 2-3 day shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- K'NEX Building Set #50 with Orange Carrying Case & ManualOpens in a new window or tabPre-Owned$24.99+$12.99 shippingFree returnsSponsoredTop Rated Plus
- Angry Birds Knex Hogs In The Sky Incomplete No BoxOpens in a new window or tabPre-Owned$50.00+$8.00 shippingFree returnsExtra 15% off with couponSponsoredTop Rated Plus
- 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 4h$39.00Buy It Now+$11.41 shippingSponsored
- K'nex Mario & Donkey Kong Circuit Wii Start Line Building Set~ INCOMPLETEOpens in a new window or tabPre-Owned$0.990 bids · Time left6d 1hFree shippingSponsored
- KNEX Mario Kart 8 - Wario Kart Building Set - Brand NewOpens in a new window or tabBrand New$10.99Free 2-4 day shippingFree returnsAlmost goneSponsoredTop Rated Plus
- 2014 PVZ K'NEX Plants vs Zombies Figure LotOpens in a new window or tabPre-Owned$9.000 bids · Time left16h 41m+$5.90 shippingSponsored
- 300 Knex Green Rods 3/4" Short - Standard K'nex Parts Bulk LotOpens in a new window or tabPre-Owned$10.34Was: $11.4910% offFree shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- 325 NEW Knex Silver Metallic Rods 1-5/16" - Standard K'nex Parts LotOpens in a new window or tabBrand New$10.75Was: $11.9510% offFree shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- Lincoln Logs HUGE Lot 421 Pieces Windows Doors People TONS of Different PiecesOpens in a new window or tabPre-Owned$15.500 bids · Time left6d 12h+$15.75 shippingSponsored
- 200 Knex Yellow Connectors 5 Position - Standard K'nex Parts LotOpens in a new window or tabPre-Owned$9.86Was: $10.9510% offFree shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- 100 Knex Red Rods 5-1/8" - Standard K'nex Parts LotOpens in a new window or tabPre-Owned$12.00Was: $13.3310% offFree 2-4 day shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- K’nex Lot Over 7 Pounds Misc Parts Motor Wheels all clean KnexOpens in a new window or tabPre-Owned$29.990 bids · Time left4d 18h+$14.80 shippingSponsored
- K'Nex Mario Kart Wii Yoshi and Standard Bike Building Set Legos BRAND NEW 33pcOpens in a new window or tabBrand New$16.99Free shippingSponsored
- K'NEX Action Figures Robot People Men Replacement Huge Color Selection! KNEXOpens in a new window or tabPre-Owned$6.99 to $11.95+$3.99 shippingSave up to 15% when you buy moreSponsored
- 100 Knex Gray Single End Clip Connector 1-Position w/Hole - Standard K'nex PartsOpens in a new window or tabPre-Owned$9.30Was: $10.3310% offFree shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- Knex Yellow plastic snap close Carry storage case 8" x 9" And Unfinished ATV SetOpens in a new window or tabPre-Owned$8.00+$6.91 shippingSponsored
- K'Nex Power and Play Motorized Building Set IncompleteOpens in a new window or tabPre-Owned$9.990 bids · Time left6d 23h+$50.40 shippingBenefits charitySponsored
- 50 NEW Knex Burnt Orange Flexible Rods 3-1/4" - 3.25" Rare Standard K'nex FlexiOpens in a new window or tabBrand New$10.20Was: $11.3310% offFree shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- Lot of 578 Pieces of K'NEX KNEX Pieces: Bricks Gears Rods Connectors & Motor +Opens in a new window or tabPre-Owned$44.000 bids · Time left28m$64.00Buy It NowFree shippingFree returnsSponsoredTop Rated Plus
- Sealed K'NEX Angry Birds Series 1 Mystery Blind Bag Pack NewOpens in a new window or tabBrand New$12.00+$5.00 shippingSponsored
- K'NEX Imagine 35 Model Building Set - 480 PiecesOpens in a new window or tabPre-Owned$4.990 bids · Time left4d 14h+$8.40 shippingSponsored
- KNEX Robot World Silver Bot 12139 (motorized)Opens in a new window or tabPre-Owned$8.990 bids · Time left1d 18h+$10.80 shippingSponsored
- K'NEX DISNEY PARKS SPACE MOUNTAIN BUILDING SET NEW WITHOUT BOX 100% CompleteOpens in a new window or tabBrand New$39.991 bid · Time left3d 17h+$10.92 shippingSponsored
- K'Nex Mixed Building Pieces Lot 2.2 Pounds Classic Construction PartsOpens in a new window or tabPre-Owned$17.99Free shippingSponsored
- Knex 30 Model Building Set Appears To Be Complete 13049Opens in a new window or tabPre-Owned$15.00+$10.80 shippingSponsored
- 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 shippingSponsored
- Super Mario Bros Knex Building Blocks Luigi FigureOpens in a new window or tabPre-Owned$1.99+$5.25 shippingSponsored
- Knex Space Shuttle Columbia Orbiter Building Set 12018Opens in a new window or tabPre-Owned$19.99+$6.54 shippingSponsored
- Vintage 2003 ReKonstructors TEMPEST ZeKorian Creature K’nex IncompleteOpens in a new window or tabPre-Owned$10.50+$10.80 shippingSponsored
- K’nex Education Stem Building Simple And Compound Machines 16 Models 352 PiecesOpens in a new window or tabPre-Owned$10.46Was: $14.9430% off+$12.20 shippingSponsored
- 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 shippingSponsored
- K'nex Super Mario Series 11 Blind Bag Figure Sealed NewOpens in a new window or tabBrand New$13.49Was: $14.9910% offFree shippingFree returns5% off 3+SponsoredTop Rated Plus
- K'NEX Education Solar Panel Motor Cable Case Lot Replacement Huge Selection PartOpens in a new window or tabBrand New$10.95 to $14.95Free shippingFree returnsSave up to 15% when you buy moreSponsored
- K'nex Builder Basics 35 Different Model Building Set Variety NEW OPEN BOXOpens in a new window or tabNew (Other)$5.990 bids · Time left2d 18h+$11.84 shippingSponsored
- K'NEX Plants Vs Zombies Lot Of 2 Complete Sets Pirate Ship & Wall Nut BowlingOpens in a new window or tabNew (Other)$29.99+$7.99 shippingSponsored
- KNEX lot 3.6 pounds 600 total pieces - Rods/Connectors (see description)Opens in a new window or tabPre-Owned$25.00+$4.99 shippingSponsored
- K'nex Building & Construction Toys Lot 200+ Gears Building PiecesOpens in a new window or tabPre-Owned$8.79Was: $10.9920% off+$10.00 shippingSponsored
- 50 NEW Knex Black Rigid Rods 7-1/2" Long - Standard 7.5" K'nex Parts LotOpens in a new window or tabBrand New$12.90Was: $14.3310% offFree shippingFree returnsSave up to 15% when you buy moreSponsoredTop Rated Plus
- K'NEX Nintendo Figures Huge Selection! Mario Kart Wii Mini Action Bowser KNEXOpens in a new window or tabPre-Owned$3.99 to $24.95+$3.99 shippingSave up to 15% when you buy moreSponsored
- K'nex BallBuster Ball Factory Machine 8,600 Pieces COMPLETE SET W/ Battery MotorOpens in a new window or tabPre-Owned$480.96Was: $649.9526% off+$48.67 shippingFree returnsSave up to 15% when you buy moreSponsored
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