Maxtrax - Core ShackleThe MAXTRAX CORE SHACKLE is designed to be at the CORE of two interacting MAXTRAX products. The CORE SHACKLE is designed for use with the MAXTRAX WINCH RING 120. Visually inspect the MAXTRAX CORE SHACKLE to ensure it is undamaged and in a safe and usable condition. Prepare the MAXTRAX CORE SHACKLE by loosening and opening the loop sufficiently to allow it to slide over the knot. Slide the loop over the knot. Feed the loop of the MAXTRAX CORE SHACKLE