Ideal choice for workout.Features:This barbell collar is made of high quality ABS material and thick injection molded pressure pads.Fast locking and release action.Fit for most of small barbells sleeves.Specifications:Material: ABSColor: BlackItem Weight: 112g / 3.95ozPackage Size: 13.5 * 13.5 * 3cm / 5.31 * 5.31 * 1.18inPackage Weight: 112g / 3.95ozPackage List:2 * Weight Lifting Collars