Check the listing for details. Harbinger HumanX Wrist Stabilizer Strap Cuff Weight Lifting Cross Fit Training. Color: Black, Condition: Used. Listed at 8.00 USD. Harbinger HumanX Wrist Stabilizer Strap Cuff Weight Lifting Cross Fit Training. Harbinger Wrist Supports, One Size, Black Harbinger Wrist Stabilizers Wrist Stabilizers offer solid support to your wrists and stabilization with a full, unrestricted range of wrist motion so you can finish your workout without ever having to take them off. Wrist Stabilizers feature non-stretch strapping, Neotek padding and premium hook-and-loop closure in a strong wrist cuff design. This is designed to ensure the product does not fall off while using them as well as offering a full range of tension courtesy of the heavy-gauge steel roller buckle. A full range of movement is vital when you are working out and the stabilizers also give you the opportunity and ability to tighten up and conversely, loosen up when needed.