High Quality: The barbell lock is made of durable ABS plastic and spring steel, strong and durable, not easy to deform. It can provide stable and firm support for your weightlifting bar. Easy to Install: Simply press the spring lock on the training device and release it, the barbell lock can be adjusted smoothly. So that the bumper can be held in place and does not slip. Very Practical: Suitable for barbell bars with a diameter of 28 - 29mm. Provides a smooth training process to help you control your weight through firmness and stability and reduce the likelihood of accidents during weightlifting. Applicable Crowd: The spring lock is suitable for men and women who often perform strength training exercises, improving your balance, coordination and flexibility. Widely Used: Barbell Spring Clips Suitable for home use, multi and all commercial gym equipment. Used for weightlifting, fitness, bodybuilding, strength training, triceps exercise machine, etc.