Grand Mighty crank arms feature super hard-forged Duralumin alloy construction and are even stronger than Sugino 75s due to being passed through a unique forging process an astounding 26 times. Plus, they're absolutely beautiful with a finish that resists corrosion and oxidization like no other.

Anodized with a superb matte champagne gold color w/ highly polished top side of each crank arm.

Requires a 109-111mm ISO square taper bottom bracket (sold separately).

Specifications

• length: 165, 167.5, 170, 172.5mm

• 144mm bcd

• Q factor: 139mm

• NJS certified & stamped

• chainring bolts included