Helpful: Prevents plate weights from leaving the bar. Provides a smooth training process to help you control your weight through firmness and stability and reduce the likelihood of accidents while weightlifting Not easy to deform: Adopted by high quality metal to provide a strong and tight grip for your weight bars. It is not easy to oxidize, it is abrasion resistant and durable Provides a Comfortable Grip: Made of strong steel and rubber backing. The rubber grip allows a convenient and easy to remove method Safe and secure grip: to support heavier weights for a more efficient workout routine. Just gently open the cable by squeezing the handles and the clamps slide smoothly over the bar Scope: Suitable for all weight bars or dumbbells (2.5cm / 2.8cm) Size: 25 mm + 28 mm & nbsp; | Spring Clamp Collars, 4 x 25-28mm Dumbbell Clamps - Spring Collar Clamp for Gymnastics Bodybuilding Yoga Training Features - Color: Image - Material: ABS and & nbsp; steel - Size: 8.5x7x2cm Package including 2 spring clips of 25 mm 2 spring clips of 28 mm