e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 165mm Self Extractor Silver MFPN=KP2302016 High end bladed straightpull spokes

High end bladed straightpull spokes and the most reliable and light weight freewheel system make for an efficient ride

Access 6 light modes via remote button with backlit LED

Use top cap and split spacers provided with ENVE stems and one-piece cockpits

Also compatible with Cane Creek eeWing cranksets

For Trail and Cross Country Fast rolling center knobs with ramping on knobs keeps you rolling fast while maintaining grip

e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 165mm Self Extractor Silver MFPN=KP2302016 High end bladed straightpull spokesA 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 Enduro standards. Color Silver Crank Length (mm) 165 Pedal Spindle 9 16" Spindle Interface Type ISIS