Accessory piece for regular and quick lens changesvery firm hold thanks to the internal rubber anti-slip protection - for a high level of safetylarge lever for convenient one-handed assembly - ideal for frequent lens changesDelivery is per pair in red, black, yellow or blue Sizes are 25mm, 30mm or 50mmProduct Descriptions Product Strong quick-release buckle for all dumbbells with a diameter of 50/51 mm, 30/31 mm and 25/26 mm. Sturdy plastic construction with large lever for convenient one-handed assembly. Safety lock prevents loosening or slipping. The C.P. Sport quick lock is the ideal accessory for regular and quick lens changes. The clamping tie consists of a flexible plastic sleeve which, after easy one-handed assembly, is shrunk by turning the lever. Thanks to the anti-slip protection on the inside, the clamps are very tight and prevent the panes from loosening or slipping. Reliable dumbbell attachments are particularly important for exercises with a high training weight. Supplied in pairs in red or black, yellow, blue Special features: suitable for all barbell bars with 50/51 mm, 30/31 mm and 25/26 mm diameter, anti-bomb hold thanks to the internal anti-slip protection in rubber - for high safety during training large levers for convenient one-handed assembly - the ideal safety lock prevents loosening or slipping when the panes are frequently changed Long life properties Material: Plastic Scope of delivery: 2 x zip ties = 1 pair Dimensions