e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 165mm Self Extractor Silver CheckoutTitle=Bosch Battery Holder Kit For Rack Battery Direct Mount Type Direct Mount

Direct Mount Type Direct Mount SRAM Tooth Count 30 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Defined Color Black Material Steel Ring Position/Type Chain Retaining Single Ring Round or Oval Round Offset 6 Chainline/Hub Compatibility 135/142 MTB Hubs Chainline/Hub Compatibility 150/157 DH Hubs Chainline/Hub Compatibility 170/177 Hubs

5mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle Carbon E1

Lightweight and machine washable for easy maintenance Gender/Age Youth Color Black Size Small/Medium Pad Type Reactive Polymer Defined Color Black Protection Area Elbow

Shock cord and cord lock head tube strap

Alloy large lever and dual release mechanism

e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 165mm Self Extractor Silver CheckoutTitle=Bosch Battery Holder Kit For Rack Battery Direct Mount Type Direct MountA 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