OneUp - Switch Chainrings Size:30T when driving through tunnels or

when driving through tunnels or forests

the weight is transferred away from the shoulders to the chest and body

it is practical and cordless

and the shoulder parts ensure excellent grip at extreme lean angles

OneUp - Switch Chainrings Size:30T when driving through tunnels orA QUICK CHANGE DIRECT MOUNT CHAINRING SYSTEM Switch was developed to reduce the cost of replacement chainrings, increase compatibility with new offsets and to make the process of changing your chainring much faster and simpler. Cheaper Replacement Cost Replacement rings are a fraction of the cost of a complete direct mount chainring Quick Change Replace your ring in less than an minute, using only a 4mm hex key. Tailor your gearing to the terrain that