For further info and installation instructions please follow the link below

The ETRTO or ISO rim sizing from 305-630

2 x EPDM mounting o-rings (Large)

This kit uses a traditional saddle bag that straps to your seat post

you may need to replace your cassette as well

Ergon GE1 EVO Slim Lock On Grips - Factory Frozen Black - Oil Slick - 2020 Dangerous Goods For further info and installationAs the name implies, the Ergon GE1 EVO Slim Lock On Grips are the evolution of the original GE1 Slim grips. The EVO takes things even further by increasing the grip available and reducing the amount of strength required to hold onto the bars, reducing the risks of arm pump or numbness in the hands. Ergon has achieved this by adjusting the texture of the grip against the direction of hand rotation so your hands will almost feel like they are screwing