Featured categories
Featured items
16 K'NEX Tires & Wheels – Mixed Sizes with Gray Pulley, Hub & Rim – STEM Parts
EUR 19.67EUR 20.71
5 Knex Action Figures - Blue Green Silver Orange Robot People Men K'nex Parts
EUR 25.42EUR 26.76
2 NEW Knex Men Mini Figure Blind Bag Series - K'nex Rare Mini Figure Packs (1993
EUR 13.55EUR 14.26
2 NEW Knex Packs - Plants vs Zombies Blind Bag Series 4 K'nex Rare Mini Figure
EUR 14.74EUR 15.52
40 Knex Flexible Rod Assortment Starter Pack - Standard K'nex Flexi Parts
EUR 12.73EUR 13.39
4 Knex Balls Red Yellow Big Ball Factory K'NEX Replacement Parts 46mm
EUR 24.60EUR 25.89
Newly listed
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1 Knex Motor Tethered Power Pack Long Cord Yellow K'nex Part
EUR 22.96EUR 24.17
Knex NEW Roller Coaster Car Yellow Pac-Man Replacement Part Micro K'nex
EUR 11.46EUR 12.06
6 NEW Knex Purple Track Splice Tube Connector Pieces - K'nex Serpent Parts
EUR 8.99EUR 9.47
Knex Red Track Tube 24' Feet Single Piece K'nex Rippin Rocket Coaster Bulk Part
EUR 20.49EUR 21.57
460 NEW Knex Orange Ladder 2-Way Straight Connectors - Standard K'nex Parts
EUR 26.24EUR 27.62
200 Knex Green "Mix" Connectors 4 Position - Standard K'nex Parts
EUR 9.81EUR 10.33
All items
50 Knex Long Orange Rods 7-1/2" - 7.5" Standard K'nex Parts (Not Micro)
EUR 13.10EUR 13.79
50 Knex Light Gray Rods 7-1/2" Long 7.5" - K'nex Standard Parts
EUR 12.28EUR 12.93
50 K'NEX White 8-Position Connectors – Bulk Standard Building Toy Parts for STEM
EUR 15.56EUR 16.38
1997 Knex Book of Big Ideas - K'nex 11022
EUR 27.62
4 Knex Tires Large 3.5" Gray/Silver Wheels - K'nex Replacement Parts
EUR 9.81EUR 10.33
100 Knex Orange Ladder 2-Way Straight Connectors - Standard K'nex Parts
EUR 9.81EUR 10.33
50 Knex Black Snap Caps - Standard K'nex Rod End Parts & Pieces
EUR 16.38EUR 17.25
200 Knex Light Gray Connectors 5 Position - Standard K'nex Parts
EUR 12.73EUR 13.39
Thames & Kosmos Replacement Gears & Pieces – Rare STEM Educational Toys
EUR 61.56EUR 64.80
300 Knex Yellow Connectors 5 Position - Standard K'nex Parts
EUR 15.56EUR 16.38
100 NEW Knex Orange Ladder 2-Way Straight Connectors - Standard K'nex Parts
EUR 10.63EUR 11.20
200 Micro Mini Knex Bulk Mixed Assortment Rods Connectors Clips K'nex Parts
EUR 11.46EUR 12.06
100 Knex Tan Interlocking End Clips - K'nex Standard K'nex Parts
EUR 15.56EUR 16.38
Knex Hinges - 8 Pairs (16 pieces) K'nex Blue & Black Standard Replacement Parts
EUR 10.26EUR 10.80
6 Micro Knex Black Small Size Chain Gears Sprockets - K'nex Coaster Part
EUR 12.28EUR 12.93
4 Knex Tires Medium 2.5" Gray/Silver Rims Pulleys - K'nex Replacement Parts
EUR 8.62EUR 9.07
100 Knex Black Rods 1-5/16" - Standard K'nex Replacement Parts
EUR 10.63EUR 11.20
20 Knex Hubs Pulleys Wheels Gray/Silver 2" Large - K'nex Replacement Parts
EUR 11.46EUR 12.06
400 Knex White Rods 1-5/16" Short - Standard K'nex Parts
EUR 12.28EUR 12.93
100 Knex Purple Clip Connectors with Hole End - Standard K'nex Replacement Parts
EUR 9.81EUR 10.33
200 NEW Knex Blue Spacers Washers Bushings - Standard K'nex Parts
EUR 8.99EUR 9.47
100 NEW Knex Purple Clip Connectors with Hole End - Standard K'nex Parts
EUR 10.63EUR 11.20
25 Lincoln Logs Light Brown 2 Notch Round 4-5/8" Wood Replacement Parts
EUR 16.38EUR 17.25
100 Knex Yellow Connectors 5 Position - Standard K'nex Parts
EUR 9.44EUR 9.93
100 NEW Knex Light Green Connectors 4 Position - Standard K'nex Parts
EUR 8.99EUR 9.47
100 MICRO Knex Blue Rods 5.4" - K'nex Small Tiny Mini Parts
EUR 10.63EUR 11.20
200 Knex Bright Blue Rods 2-1/4" - Standard K'nex Parts
EUR 11.91EUR 12.53
50 Knex Tan Interlocking End Clips - K'nex Standard K'nex Parts
EUR 11.46EUR 12.06
15 Knex Gears Black & Yellow Crown Med & Small K'nex Education Parts
EUR 11.46EUR 12.06
25 NEW Knex Gray Connectors 4 Position - Standard K'nex Rare Replacement Parts
EUR 12.73EUR 13.39
6 Knex Action Figures - Teal Robot People Men - K'nex Parts
EUR 27.06EUR 28.49
100 Knex Silver Spacers Washers Bushings - Standard K'nex Parts
EUR 9.81EUR 10.33
1 Knex Action Figure - K'nex Black/Gold Robot People Men - Replacement Part
EUR 10.26EUR 10.80
100 Knex Orange Gold Yellow 5-1/8" Track Rods Coaster Classic Standard K'nex
EUR 12.28EUR 12.93
300 NEW Knex Green Rods 3/4" Short - Standard K'nex Parts Bulk
EUR 12.28EUR 12.93
40 Knex Florescent Yellow Transition Reducer Clip - Standard to Micro K'nex
EUR 13.10EUR 13.79
2 Knex Large Blue Square Panels 5.5" Wide - K'nex Standard Replacement Parts
EUR 13.10EUR 13.79
50 Knex Dark Gray Rods Long 7-1/2" - Standard K'nex Parts
EUR 12.73EUR 13.39
Mega Construx Halo Infinite Elite Ultra Minifigure & Blind Bag - New
EUR 25.89
300 Knex Black Rods 3/4" Short - Standard K'nex Replacement Parts
EUR 13.10EUR 13.79
2 Knex Rubber Band Belts Long Tan 7-1/4" Belt Drive - K'nex Replacement Parts
EUR 11.46EUR 12.06
200 Knex White Rods 1-5/16" Short - Standard K'nex Replacement Parts
EUR 9.44EUR 9.93
12 Knex Wheels Tires Small 1.75" Gray Silver Hubs Pulleys K'nex Parts
EUR 11.46EUR 12.06
50 Knex Metallic Blue Connectors 7 Position 3D - Standard K'nex Parts
EUR 10.63EUR 11.20
1 Knex Big Yellow Gear Large Crown w/Offset Socket - K'nex Replacement Part
EUR 8.99EUR 9.47
100 NEW Knex White Rods 1-5/16" Short - Standard K'nex Parts
EUR 8.17EUR 8.60
100 Knex Yellow Rods 3-7/16" - Standard K'nex Replacement Parts
EUR 9.81EUR 10.33
300 Knex Green Rods 3/4" Short - Standard K'nex Replacement Parts
EUR 11.08EUR 11.66