The Renthal 1XR chainring tooth profiling ensures the highest level of chain retention, in all conditions. Alternating width teeth interlock with the chain for ultimate security, with no loss of efficiency.
Intricate tooth profiling increases mud clearance and extends longevity.
The Renthal 1XR offers ultimate chain retention performance and market leading durability. Made from CNC 7075 alloy.
Chain Ring Spec
9 / 10 / 11 / 12 speed