Shimano Altus FC-MT101-B2 Double Front Crankset 36/22t 170mmThe Shimano Altus FC-MT101-B2 Double Front Crankset is built for smooth, quick shifting as you rip wherever your adventure takes you. The Shimano HyperDrive Technology helps to increase the precision of shifting and the Q factor is 179.4mm. For use with 9 Speeds in the rear and has a Square Taper JIS Spindle. Compatible with 141/148 Boost hubs. Does not include bottom bracket.192790444765