Crankset

The All New Crupi Expert Race Cranks are made using forged 6061-T6 aluminum and are now 104BCD 4-Bolt cranks meaning you will need to use a 4-Bolt gear. Steel pedal inserts for strengthPedal washers (included) must be used at all times!Hollow 24mm 10-Spline chromoly spindle is permanently pressed into the drive-side armBuilt in 104BCD 4-Bolt spiderNote: Recommended 165lb Rider Weight LimitBottom Bracket sold separatelyNote: Some frames may require use of bottom bracket spacers for crank clearance Available in silver or black in sizes 152mm - 170mmWeight = 23oz (160mm)Tighten Spindle Bolt to 2-2.5NmTighten Pinch Bolts to 12-14Nm