The product is a pair of Harley-Davidson Circle Cotter pins specifically designed for the 1986 FLST model and compatible with the 1987-1999 FLSTC/N models. The manufacturer part number is 51923-86, ensuring that these pins are authentic and high-quality components from Harley-Davidson. These cotter pins are essential for holding the wheel bearings in place and maintaining proper wheel alignment, making them a key part of the motorcycle's performance and safety.
