Yes4All Easy Barbell-Centering Roller J-Hooks for 2x2" Power Rack, 1,000 lbs Alloy Steel Barbell Holder Squat Rack Weight Cage Attachments

Fit most 2inch x 2inch power racks: The power rack J hooks are specifically designed to fit only 2inch x 2inch power racks with 1inch hole; therefore, please check your rack dimensions before purchasing to avoid any unwanted return Special roller design: our product is designed with roller part to help gymers modify the barbells position that best suits their exercises; besides, J hook comes with 1inch bar so as to lock on and off the rack for smooth height readjustment Reliable power rack attachments: with its sturdy construction, each J hook has max capacity load of 500 pound, a pair of hooks can support up to 1000 pound; you can freely perform numerous heavy barbell workouts like bench pressing, overhead press 8millimeter thick rubber pad included: fitness racks J hook is equipped with a thick padded rubber layer to better protect the barbell and reduce noise during your intense physical training session as well 6millimeter thick steel construction: Constructed of 6 millimeter thick steel plate and also covered by black paint coating finish, the weight rack J hooks can last for pretty long time without reducing quality such as corrosion or breaking apart