Product name:drive wheel Colour:black or white Raw material:plastic Size:can be same as customer require wheel Ratio:1: ... 3,1:5, 1:8 size: 7mm, 8mm Capacity load: 10kg, 17kg, 24kg Drive wheelRatio: ... :8409.103.08.0771:8Capacity LoadW=140mm Kg.24 wheel Ratio:1:3,1:5, 1:8 size: ... 7mm, 8mm Capacity load: 10kg, 17kg, 24kg Drive wheelRatio:1:3,1:5, 1:8size: 7mm, 8mmCapacity load ...