Eyourlife2" Pair Quick Release Olympic Barbell Clamp Locking Collar with Carrying Case - Workout Pro Secure Snap Latch for Squat Weightlifting/Power lifting Training SAFETY :The bar locking collars can quickly be locked and released ,so they can help you to improve the safety of your workout DURABLE: They are made of strengthened plastics and ABS. So they have high quality which guarantees that they can be used for long time. FAST LOCK RELEASE: It is easy to lock and release the bar locking collars for they are light-duty designed. WIDELY APPLICATION: They can be used on cross-lift workouts, Olympic lifts, overhead press, dead-lifts, bench press, or any other occasions. Perfect for cross-lift workouts, Olympic lifts, overhead press, dead-lifts, bench press, or any other occasions.