Carbocage chain ring bolts are beautifully CNC machined, anodized in 10 colours and the Carbocage logo is laser etched. They use a 4mm hex wrench and come in two lengths, for either a single ring set up or multi-ring.

Set of five.

Lengths:
- 5mm
- 8mm

Colours:
- Black
- Silver
- Gold
- Orange
- Red
- Purple
- Pink
- Cyan
- Green
- Blue