Salsa Post-Lock Rack Mount Width-184 Choose from seven different output

Choose from seven different output modes

}Shimano Sora R3030 (non-chainring guard model) 39t 110mm 9-Speed Middle Chainring Black

lightweight

2mm Left/Right Left Only

Salsa Post-Lock Rack Mount Width-184 Choose from seven different outputThe Post Lock is a rear mounted rack attachment that can be positioned directly on a seat post to provide a secure mounting point. This is not a seat collar and cannot be used to keep your seatpost in place Not for use with carbon fiber seatposts Please consult your seatpost manufacturer to check compatibility Max torque 3 5 N m 34mm wide rack mount threaded for M5 bolts Stainless steel pivot and bolt Black anodized AL 6061 aluminum with laser etched