Middleburn Middle Slick-Shift Hardcoat Chainring Stainless steel pick-up pins & machined shifting aids on the middle & outer rings provide the smoothest changes possible on 8 & 9 speed systems, even under power! Hardcoat chainrings: A special ceramic/PTFE coating is applied to the rings in place of the regular anodised finish. This has two benefits
- 10 times less friction & 4 times the wear resistance of a standard ring. Buy Middleburn Middle Slick-Shift Hardcoat Chainrings from Chain Reaction Cycles, the worlds largest online bicycle store.