Strong ; Sturdy: The barbell clip made of cast iron material, the wire is thick and rough than other brand. Durable and not easy to break. Stainless steel will not rust, It can prevent the barbell weights from falling off the barbell. Excellent spring tension and fit keeps your weight plates immobile. Workout partner: Let you enjoy the power of barbell at home or in the gym more at ease. This weight clips; Barbell collars will be your best choice. The compact structure makes it a perfect companion to go with the rest of your home gym equipment. Suitable for Use on Home ,Multi and all Commercial Gym equipment. Easy to use: A quicker, one-handed way to secure weight on the bar: weight clamps with the snap lock are so difficult to put on, but spring clamps work well right out of the box. Very easy to install and remove WITH ONE HAND, based on the elongated and oversize handles.these barbell clips are comfortable to use.The handles are comfortable, the rubber on the handles would not come off easily. Quantity delivered: 1 piece (set of 4) Product color: black Product size: about 2.5cm (inner diameter)