[VIP The 1 year ] Index:3
1. Aluminum alloy
428 : 48~58T
520 : 39~51T
525 : 39~50T
2. Titanium alloy
428 : 48~58T
520 : 39~51T
525 : 39~50T
The tooth design is conducive to chain engagement, improving smoothness and durability. The basket design is lightweight, improves transmission efficiency under the wheel, and reduces horsepower loss.
The surface treatment uses a special hardened anode coating to improve surface hardness and increase service life. Finally, it is treated with a special coating to reduce sludge sticking.
