e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH Gen4-Brose S Mag-TQ HPR50 26.5mm Offset 165mm Self Extractor BLK CheckoutTitle=Cane Creek ZN40-Bearing 52mm 45 x 45 Zinc Excellent reach adjust range to

Excellent reach adjust range to fit a variety of hand sizes

} Made from 6061 alloy

The M3 dual width tooth profile eliminates chain noise and decreases overall system wear

Cam actuated micro adjustable clamp allows quick entry and exit and fits 1" to 3" (25mm–76mm) diameter tubes and seat posts of any shape and material

e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH Gen4-Brose S Mag-TQ HPR50 26.5mm Offset 165mm Self Extractor BLK CheckoutTitle=Cane Creek ZN40-Bearing 52mm 45 x 45 Zinc Excellent reach adjust range toHelix R e*spec AL Crank Arm Set 165mm BOSCH Gen4 Brose S Mag TQ HPR50 with Self Extractor Bronze. A high performance weight optimized alternative to carbon fiber for riders who prefer alloy cranks. These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4 Brose S Mag TQ HPR 50 Fazua Yamaha Maxon and Specialized Brose motor systems. They come in short lengths starting at 155mm for improved pedal clearance and are tested to E