TruVativ

HammerSchmidt Freeride Crank

TruVativ HammerSchmidt Cranksets combine all the benefits of a single-ring crank, a double-ring crank and a chain guide. Available in All Mountain and Freeride.

HammerSchmidt

• Combines all the benefits of a single-ring crank, a double-ring crank and a chain guide
• Sun and planetary gear system inside the spider provides 1.6:1 overdrive ratio for the approximate equivalent of 22/36-tooth or 24/38-tooth gearing
• Shift instantly while pedaling under load, while stopped or while coasting
• HammerSchmidt X.0 or X.9 front shifter (LD2100 or LD2101) must be used
• Compatible with 1/8", 7-, 8- or 9-speed chains
• Can only be installed on a frame with ISCG-03 or -05 tabs
• Chainguide tabs and BB shell must be faced and be flush with each other
• Comes with 22- and 24-tooth chainrings
• Arms are forged AL-7050, freeride model has more material for increased impact resistance

Confused about bottom bracket standards and what it is you need? Here's a comprehensive look at the subject: The Bottom Bracket (Un)Standard blog post.