DT Swiss Ratchet DEG DF Anti-pedal Kickback System Upgrade Kit - 90t With Tool MFPN=ISMCRM85A2 }Shimano Nexus SG-C7000-5D Internally Geared

}Shimano Nexus SG-C7000-5D Internally Geared Hub - 5 Speed 36h For Center Lock Disc Brake Black Small Parts Not Included

} Pedal-based power meter bundle for road (compatible with LOOK KEO cleats) and off-road (compatible with SHIMANO SPD cleats) Pedals install like any other pedals and quickly transfer between bikes

Air spring Rebound adjustable

}G-Form Youth Rugged 2 Extended Knee Guards - Black Small/Medium

female bolt axle

DT Swiss Ratchet DEG DF Anti-pedal Kickback System Upgrade Kit - 90t With Tool MFPN=ISMCRM85A2 }Shimano Nexus SG-C7000-5D Internally GearedDT Swiss Ratchet DEG DF Anti pedal Kickback System Upgrade Kit 90t With Tool. The DF (Degrees of Freedom) technology is an anti pedal kickback device simplified to the max. Retrofittable to all Ratchet DEG freehub systems and lighter than other solutions just replace the hubs threaded ring and the two ratchets to enjoy three different degrees of freehub movement: 0 10 and 20. Easily adjustable low maintenance and adding no weight the new DF technology