Profile Stepped 3/8" (10mm) to 14mm Chromoly Hex Head Bolt - USA Made Cassette Chain must be installed with

Chain must be installed with PowerLock®

The chromoly axle is mounted to an alloy body

the Echo Quick Release Buckle is constructed of tempered steel and high impact nylon

4" (ISO 406mm)

Rim Strips and Quick Realease levers included

Profile Stepped 3/8" (10mm) to 14mm Chromoly Hex Head Bolt - USA Made Cassette Chain must be installed withThe Profile Stepped Hex Head Bolt offers a 3 8 bolt with a 17mm socket and 8mm allen option. It is constructed of durable chromoly. This 3 8" (10mm) to 14mm bolt fits 14mm drop outs and is compatible with female axle Profile Mini, Totem, and Elite hubs, as well as female axle Madera hubs. A silver washer is also included (not pictured). Color: Black