PB Strong barbell lock ideal for universal securing of weightsThe PB Strong Lockjaw Pro barbell locks are very robust and of high quality. Thanks to the simple one-click procedure, these locks can be put on and taken off in just a few seconds. The barbell locks are very light and hold despite high loads during the execution of the exercises . They are very slip-proof and offer excellent protection during dumbbell training.The dumbbell locks are ideal for securing weights when training with barbell bars with a disc receptacle of 50 mm.Product details:Material: Hard plasticDiameter: 5 cmColour: BlackWeight: 0.4 kgDelivery quantity: 1 pair.