Lock-Jaw Barbell Collar - OLYMPIC / BLACK LianguanConnaughtFeel free to contact us、thank you for your coming Specification・Color: Black、 Red、 Blue、 GreyQuantity: 1 PairMaterial: PlasticInner Diameter: 50mm / 2≦Feature:-Brand new and high quality.-Innovative Design and Look-Exceptional durability.-Single-action cam lock secures position on the bar.Package Included: 1 pair 2" Locking Barbell Collar