Insight offers 9 color choices in 2 Lengths of 5 Pack of Alloy Chainring Bolts.
Works with most 4 and 5 bolt chainrings.
Alloy bolts are built to take all the abuse and last a long time!

Lengths :
6.5mm (Bolt) & 4mm (Nut)
8.5mm (Bolt) & 4mm (Nut)

Colors : 

Weights :
6.5mm : 8 g / 0,28 oz
8.5mm : 9 g / 0,31 oz

COLOR OPTIONS