Bluemoona 85 pcs - Plastic Gear Pulley Belt Shaft Robot Motor Worm Crown Hand DI

Four kinds of sector gears: 28-tooth fan, 21-tooth fan, 15-tooth fan, 12-tooth fan Worm gear three: 6-6,6-7,6-8 Four blue spindles: D hole 3,4mm hole, hole 2.3,3.17mm hole spindle A large pulley: 363A2AB pink pulley Two kinds of clutch gear: 1...

Price: 7.55 from Bonanza Global