This is the Wolf Tooth Components set of 5 Chainring Bolts & Nuts for 1X chainrings. Designed to be the best on the market, these optimized single chainring bolts have a 4mm hex socket on the bolt and a 6mm hex socket on the nut. This eliminates the need to use a spanner on your single ring bolts! At 6mm long, they work perfectly with any bolt on single chainring that does not have threaded standoffs.
Material: 7075-T6 Aluminum
Weight: 5 bolts = 10g
Compatibility: Any WTC Drop-Stop chainrings with through holes 110 BCD and 130 BCD. Works with other brands single chainrings also.
Made in Minneapolis, MN USA