Gre: Dumbbell Lock 25mm, 8 pcs. These dumbbell locks are designed for use with 25mm barbells, barbells, metal dumbbells or other sports equipment that requires a fixation. Please confirm the device size before purchasing. Material: The spring locks are made of the strongest Abs plastic and spring steel to provide a stable and firm support for your weightlifting bar. The rubber handle on the snap lock provides an easy method of removal. The soft cover is easy to assemble and disassemble, saving time. Design: These dumbbell buckles have a secure and secure grip that won't hurt your hand, and are thick and tough enough for it to conform to the threads. It helps you loosen the bar more easily, it also helps you tighten the bar better, doesn't fall off easily, and is more stable. Safety training: The grip is comfortable and women can easily operate the spring clip with one hand. Snap locks are suitable for men and women who do regular strength training. Application: These dumbbell locks fit all 25mm barbells. Barbell Clamps for Weightlifting, Weightlifting, Gym, Fitness, Weightlifting, Strength Training, Triceps Training Equipment and more. Snap locks are popular in gyms, training rooms, home fitness and physical activities and must be secure.