Shimano Crank Chainset XTR M985 10s 42/30 172.5

Integrated design makes installation and adjustments easier than ever Precision bottom bracket bearings are spaced further apart, and are therefore more stable and longer lasting than conventional bottom brackets Super-lightweight HollowTech II forged Duralumin crank arms - hollow design saves weight whilst increasing rigidity Easy to use splined bottom bracket spindle connection provides a rigid and secure interface between crank and spindle True double MTB chainset with 48.8 mm chainline, ideally suited for XC racing combined with the 11-36T XTR cassette