Spiral 7075 Alloy Chainring bolt kits include five 8.5-mm front bolts, five 6-mm front bolts and five 5-mm rear nuts so that they will fit just about any chainring/crank combination, including those with threaded holes.
|Weight||7 grams / 0.247 ounces|
- (5) 8.5mm front
- (5) 6mm front
- (5) 5mm rear