Other Transmission Components Topeak

Oversized pulley system designed to maximize transmission efficiency in high-performance road bikes. Its new aerodynamic design reduces friction, improves shifting smoothness, and adds a premium aesth more→etic to the assembly.Features:- Aerodynamic design optimized for road cycling.- Oversized 12T / 18T pulleys for increased smoothness and reduced friction.- High-performance NC Race G3 ceramic bearings.- Lightweight and durable construction in 6061 alloy and PA + GF composite.- Improved performance and durability compared to standard systems.Specifications:Weight:- Upper pulley: 9 g- Lower pulley: 31 gNumber of teeth:- Upper pulley: 12T- Lower pulley: 18T- Bearings: NC Race G3 Ceramic BearingMaterials:- …