1) Material: C45 Steel, Cast Iron 40Cr, 42CrMo, stainless steel
2) Standard: DIN, ANSI, BS, JIS
3) Processing: Forging-Machining-Hobbing
4)
Sprocket & Plat wheel in European Standard
5) REAR SPROCKET : 34T,35T,36T,37T,38T,39T,40T,41T,42T,43t ETC6) Simplex, duplex, triplex
7) Surface Treatment: Carburizing, hardening and tempering, nitriding, high frequency treatment, black of oxidation, zincing, nickelage...
8) Customer's drawings of sprockets are welcome.


