S1 High-Impact Protective Jersey Race Hubs 7oz/18g) to adapt a 3/8

7oz/18g) to adapt a 3/8 hub to a 14mm dropout

Expert and Pro sized frames feature proprietary Redline formed R7 tubing

The ODI Lock-On system means easy installation and secure fit

7 or 8 speed chains

Please note that all 2016 Crupi frames in both 1" and 1-1/8" require an integrated headset

S1 High-Impact Protective Jersey Race Hubs 7oz/18g) to adapt a 3/8The S1 High Impact Protective Jersey provides you with the best protection for track, street, or mountain performance, while the Nylon Spandex (85% 15%) mesh fabric allows for a more breathable, drip dry fabric. Featuring more pads than its S1 Protective Jersey counterpart, the S1 High Impact Protective Jersey not only provides you with excellent protection against falls, but also giving you the mobility and flexibility in a lightweight design. SIZES