Planetary Gear With 608 Bearings Accessories Easy Installation Electric Bike

3 Planetary Gears. Steel:38 11mm,Hole Dia. 8mm,Bearing 608. Steel+Plastic:38.5 11mm,Hole Dia. Copper +Plastic:38.5 11mm,Hole Dia. Material:Nylon,Steel,Steel+Plastic,Copper+Plastic. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.

Planetary Gear With 608 Bearings Accessories Easy Installation Electric Bike

3 Planetary Gears. Steel:38 11mm,Hole Dia. 8mm,Bearing 608. Steel+Plastic:38.5 11mm,Hole Dia. Copper +Plastic:38.5 11mm,Hole Dia. Material:Nylon,Steel,Steel+Plastic,Copper+Plastic. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.