Description: Brand new and positive Made of premium nylon material, more durable Easy to use, one hand install ~ Spring powered Snap-Latch design to maintain you safe Perfect for CROSSFIT, stable lifts, powerlifting, weight lifting, or another workout Perfect for forged plate, cast grip plate and rubber grip plate and must for all common domestic gyms and professional gym owners Specifications: Type: Barbell Locks Material: nylon Color:Black Inner diameter: 25/28/30mm Suit for: Screw form bar and Smooth form Bar Note: 1 Due to the sunshine and display screen difference, the item&;s shade could also be barely various from the pictures 2 Please allow 1-3cm variations because of manual dimension