Helix R e*spec AL Crank Arm Set - 155mm BOSCH Gen4-Brose S Mag-TQ HPR50 Self Extractor Bronze MFPN=11.4015.354.020 6° head angle adjustment ZS56/28

6° head angle adjustment ZS56/28

Aero utilizes stronger advanced aluminum alloy

Kryptonite Keeper Folding Locks provide easy to carry reliable protection for moderate theft protection

– Optionally suitable for Steel Edge World Cup (art

Fully redesigned

Helix R e*spec AL Crank Arm Set - 155mm BOSCH Gen4-Brose S Mag-TQ HPR50 Self Extractor Bronze MFPN=11.4015.354.020 6° head angle adjustment ZS56/28A 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 Bronze Crank Length (mm) 155 Pedal Spindle 9 16" Spindle Interface Type ISIS