e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 155mm Self Extractor BLK Model-Mini Drive 400/Stick 30 Pair

e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 155mm Self Extractor BLK Model-Mini Drive 400/Stick 30 Paire*thirteen Helix Race Alloy e*spec Crank Arm Set BOSCH SX Brose S Mag TQ HPR50 21. 5mm Offset 155mm with Self Extractor Black. 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

Chainline/Hub Compatibility 141/148 Boost Hubs Chainring BCD Sram Direct Mount Color Black Defined Color Black Direct Mount Type Direct Mount SRAM Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Material Aluminum Offset 3 Ring Position/Type Chain Retaining Single Ring Round or Oval Round Tooth Count 34

Forged aluminum clamp

}Profile Aero HC Bottle

Everything you need to run a Gyro

Antibacterial sweat absorbent inner layer

The Hellbender 110 Bottom Bracket provides an incredible mix of performance and longevity through the inclusion of Enduro XD-15 ceramic bearings

More robustness thanks to the light and robust Gravity Shield casing

See KB009*

6 Color Matte Carbon Material Carbon Clamp Style Standard Rails Length 400

3D one-piece forged seat post

100% Fluoro-free

} 1/8 BMX and freestyle chain