Box Three Hollow Crankset-Black Crank Arm Length:177.5mm *Base footprint 26

*Base footprint 26

Neatly designed to self-center and drive conventional nipples quickly and easily during wheel building

Process Cold-Forged

The knurled pattern provides a comfortable and efficient grip while maintaining a super-narrow racing profile and the Lock-On Grip System means you get zero slippage

*Full-floating Seat – surrounded by stretch-rib material

Box Three Hollow Crankset-Black Crank Arm Length:177.5mm *Base footprint 26The Box Three Crankset features a hollow forged 2 piece design with an oversized bottom bracket interface. The 24mm spindle is pressed into the drive side crank arm for durability and easy installation. The non drive side crank arm features a 2 bolt pinch system for added strength. Our unique 4 bolt 104 BCD spider features a flex resistant ring for optimum performance. Box Three Cranks feature steel pedal inserts that require pedal washers and