e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 160mm Self Extractor BLK ModelNumber=MSKS25 Flat Protection Sealant Shaft Type

Flat Protection Sealant Shaft Type Threaded ISO Width (mm) 52 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 Diameter 584 / 650b / 27

Primary Color Black Shaft Eyelet Standard Damping RC2T Spring Type Coil Frame Compatibility Norco Sight Body Eyelet Trunnion Damping Adjustments External rebound 2 pos (open/firm) Hi & Low Speed comp adj Default Settings LinearReb/MComp 320lb Lockout Eye-To-Eye 185x52

}Shimano GRX BL-RX810-L Brake Lever - Left For Hydraulic Disc Brake Lever Only

15 Bolt Mount Diameter 6

}SDG Radar x Sensus Saddle - Lux-Alloy Rails Black Kevlar

e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 160mm Self Extractor BLK ModelNumber=MSKS25 Flat Protection Sealant Shaft Typee*thirteen Helix Race Alloy e*spec Crank Arm Set BOSCH SX Brose S Mag TQ HPR50 21. 5mm Offset 160mm 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