Wolf Tooth Set of Chainring Bolts for 104 x 30T Rings (10 mm long) 4-Pieces Black. These bolts are designed as a direct fit for 30 Tooth x 104 BCD threaded chainring. These are alloy bolts with 4mm hex heads and 10mm length.

Designed for M8 x .75 thread pitch

10mm long

4mm hex head

Bolt length is laser engraved onto the bolt head for easy length identification

6-7 Nm installation torque with light grease on threads only