Class-leading XTR Trail 11-speed Dyna-Sys crank set, integrating the bottom bracket & crank set into a strong, rigid, yet lightweight unit Integrated design makes installation & adjustments easier than ever Precision bottom bracket bearings are spaced further apart, & are therefore more stable & longer lasting than conventional bottom brackets Super-lightweight Hollow Tech II cold forged Duralumin crank arms
- hollow design saves weight whilst increasing rigidity & durability Easy to use splined bottom bracket spindle connection provides a rigid & secure interface between crank & spindle With a 53.4 mm chain line ideally suited for 27.5+ bikes with 148 mm O.L.D.crank set supplied without bottom bracket & chainrings Compatible with all new XTR chainrings, please use SM-CRM90 chainrings Compatible with 1x set-ups For use with 11-speed HG-X-X chains only