Blackspire Chainring Bolts – Outer

Specifically designed for replacing the worn-out or lost outer chainring bolts on your Blackspire crankset, these bolts offer a strong and secure hold. Coming as a pack of four individual bolts, these easy to install parts are ideal for breathing new life back into your crankset.

Manufacturer Part Numbers:

8.5mm: 589-5026

6.5mm: 589-50226