e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 165mm Self Extractor Silver Weight-119 Compound Sintered Heat Sink No

Compound Sintered Heat Sink No Backing Plate Material Steel Pad Shape Number 54

Cotton-Poly/Nylon Mesh

Shaft Type Threaded Tube Compound Butyl ISO Width (mm) 53 ISO Width (mm) 54 ISO Width (mm) 55 ISO Width (mm) 56 ISO Width (mm) 57 ISO Width (mm) 58 ISO Width (mm) 59 ISO Width (mm) 60 ISO Width (mm) 61 ISO Width (mm) 62 ISO Width (mm) 63 ISO Width (mm) 64 ISO Width (mm) 65 ISO Width (mm) 66 ISO Width (mm) 67 ISO Width (mm) 68 ISO Width (mm) 69 ISO Width (mm) 70 ISO Width (mm) 71 ISO Width (mm) 72 ISO Width (mm) 73 ISO Width (mm) 74 ISO Width (mm) 75 ISO Width (mm) 76 ISO Diameter 584 / 650b / 27

}Dirt Bag GlovesFull goat leather shell with DWR finish

e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 165mm Self Extractor Silver Weight-119 Compound Sintered Heat Sink Noe*thirteen Helix Race Alloy e*spec Crank Arm Set BOSCH SX Brose S Mag TQ HPR50 21. 5mm Offset 165mm with Self Extractor Silver. 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