... :steel 2.MOQ:100 pieces 3.Good quality and fast delivery Motorcycle SprocketSupply all kinds of gear ... Outermeter:6~800mm. We can supply types and sizes sprocket by your requirement. Standard and nonstandard. Metric system, British system, U. S ... zn alloy, bronze, brass, chrome. Surface treatment: Carburizing, hardening and tempering, nitriding, high frequency treatment, black of oxidation, zincing, ...