Clean cable routing to decrease problems with tyre clearance Increased suspension stroke & tyre clearance thanks to the new slant shaped left linkage design The regular Multi-fit band clamp assures easy & secure fit on any frame type, with adapters to suit seat tube sizes 34.9, 31.8 & 28.6 mm Top pull only options for further increased tyre clearance on 29ers Dyna-Sys 10-speed MTB drivetrain compatibility Specifically developed for 68 & 73 mm bottom bracket shells with a 50 mm chain line 40-42 tooth outer ring compatible For 66-69 degree chainstay angle