Rivet lock 420 - D.I.D Ultra reinforced
This quick release is suitable only for the chains DID ultra reinforced. a quick-change device allows you to detach/re-a chain remove, without the wheel swing arm. To remove a quick release, so you have tongs, yet just a flat, to remove the clips from their position.
- Not the fast shutter 420 .
- Color : gold
*TIP : you know not, not from your chain, you can simply measure the thickness of your courrone with a caliper.
- Thickness 5mm to 6mm : 420
- Thickness 7mm to 8mm : 428