Carbon fiber arms with structural foam core provide excellent strength-to-weight. Tall teeth with alternating narrow and wide profiles retain chain over rough terrain.

"Hidden" chainring bolt threads into crank arm to enhance chainring stiffness

Q-factor is 145mm

Rings	42
Number of Chainrings	Chain Retaining Single
Drivetrain Speeds	10
Chainring BCD	110
Chainline/Hub Compatibility	135/142 Road Disc Hubs < 415 mm Chainstay
Color	Black
Crank Length (mm)	170
Crank Intended Use	Cyclocross
BB Included	No
Pedal Spindle	9/16"
Spindle Interface Type	SRAM/Truvativ GXP
Defined Color	Black
Size	170Mm
Spindle Interface	GXP