Swap out your weight plates quickly and safely with the Marcy 2" Olympic Bar Spring Clip Collars. Aside from adding efficiency and ease to your home gym strength training routine, these heavy duty steel spring clip collars also offer a safe and secure grip for any 2" bar holding Olympic weights to prevent dangerous and unavoidable weight lifting equipment accidents. The Marcy Olympic Bar Spring Clip Collars are sold in pairs and make a great addition to any collection of workout equipment for home gyms