Product Review

Package includes:
10x single layer gear (the biggest model: 482A)
10x main shaft gear (the biggest model: 142A)
14x double layer gear (the biggest model: 46082A)
10x crown gear (the biggest model: C323A)
10x belt (some of them are same type)
9x blue motor gear
7x pulley (the biggest model: 242A)
4x shaft sleeve
2x worms
2x copper teeth
1x rack
1x bevel gear