Shimano's first performance off-road crank, comes with detachable 4 pin chainrings in 22, 32, 44 teeth. These cranks are the first in the line that feature the "Octalink" system.
Specifications:
Crank Construction 2-Piece
Cassette Compatibility: 9-speed
Chain Compatibility: Super Narrow HG for 9-speed
4-Arm Chainrings: Yes
Cahainring Sizes: 44-32-22T/48-36-26T
Bolt Circle Diameter: 104/64mm
Crank Arm Length: 170/175mm
Crank Arms: Aluminum
Outer Chainring: Aluminum
Middle Chainring: Steel
Inner Chainring: Steel
Chainring Bolts & Nuts: Stainless steel (bolt), steel (nut)
Bottom Bracket: Included
E-type FD Compatible: 44T
Chain Line: 50mm
BB Shell Width: 68/73mm
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