This Weightlifting Barbell Fast Buckle fits for 2inches Olympic standard size. Perfect for CrossFit workouts, Olympic lifts, overhead press, deadlifts, bench press, or any other workout using 2Inches Olympic Barbell . Easy to use, one hand install Spring powered Snap-Latch design to keep you safe. These Weightlifting Barbell Fast Buckle are a favorite for CrossFit and many other commercial gyms.