Elevate your workouts and overall safety with the BodyKore J-Hooks featuring a UHMW plastic core to protect your barbell and reduce noise. Each J-Hook fits securely in place so you can focus on your workout without having to worry about the possibility of hook slippage or movement. Featuring heavy-duty nylon rollers and UHMW plastic on the backplate, lip, and frame, helping preserve your bars knurling and rack from being damaged.