The SRAM caliper mounting bracket hardware kit contains bolts and angled washers to fit your caliper to your frame and fork.
5DEV Titanium Bottom Bracket | T47
5DEV Titanium Bottom Bracket | BSA | 68-73
5DEV Shimano Steps | EP8 R-SPEC eCrank
5DEV Shimano EP8 E-Bike Titanium Crankset