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