Hardware, 8mm Copper Plated, Steel Lock Nut
OEM quality, copper plated, steel locknut. Ovaled threaded bore creates locking mechanism that can be reused unlike the "cutting ring" locking fasteners. Broad flange creates solid clamping force, 13mm wrench size.
Warning: This product may contain a chemical known to the State of California to cause cancer, birth defects, or other reproductive harm.
Learn More: www.p65warnings.ca.gov