Brand Name: BEST TOUCH
Model Number: 415#
Place of Origin: Jiangsu, China (Mainland)
Material: manganese steel
Use: bicycle engine kit, Road Bike
Roller Diameter: 7.75(mm)
Standard Number: GB/T14212-2003
Chain Pitch: 12.7(p)
Pin Diameter: 4.0(mm)
Category: Transmission with double pitch roller chain
Plate Thickness: 1.4(mm)
Reduction Ratio: 3.29/1
Color: As Photo