Cane Creek Seatpost Shim Size:ID 30.9mm / OD 31.6mm Outer chainrings are hollow-forged and

Outer chainrings are hollow-forged and machined with integrated (blind) threads for optimized strength-to-weight

Easier Installation – Independent setup and installation of front derailleur and the K-EDGE Chain Catcher

providing an even higher level of flat protection

Clincher tyre & Tubeless compatible (2-Way Fit)

Cane Creek Seatpost Shim Size:ID 30.9mm / OD 31.6mm Outer chainrings are hollow-forged andThis shim to allows smaller diameter seatposts to fit larger diameter seat tubes. Select inside diameter to outside diameter required from the drop down menu. Specifications Material: Aluminum w machined finish Length: 100mm Mfr Claimed Weight 9g (30. 9mm to 31. 6mm)