Wolf Tooth 1x Chainring Bolt Set - 6mm Dual Hex Fittings Set/5 Raw SilverWolf Tooth 1x Chainring Bolt Set 6mm Dual Hex Fittings Set 5 Raw Silver. These 6mm long bolts are designed for single chainrings that have non threaded standoffs. Uses a double hex head interface so you dont have to use a chainring nut spanner. 6mm length Made in the US out of 7075 T6 Aluminum Has hex heads on both the bolt and nut for easy installation Max torque of 7 8 Nm with light grease on threads only Specifications: Length 6Material