Shimano Acera FC-M361 Cranksets FEATURES: Outer ring has mounting holes to accept Shimano Y1KN98080 chainguard (included) Replaceable chainrings SPECS: Number of Chainrings: Triple Color: Black Chainline/Hub Compatibility: 135/142 MTB Hubs Pedal Spindle: 9/16" Crank Intended Use: Mountain Crank Length (mm): 170 Rings: 22/32/42 , 42/32/22 Spindle Interface Type: Square Taper JIS Drivetrain Speeds: 7 , 8 Chainring BCD: 104 , 64 BB Included: No