About This LIFETIME WARRANTY - Genuine Lock-Jaw Barbell Collar UNMATCHED DURABILITY - Advanced Composite Reinforced Resin Construction - Strongest, most durable collar available on the market UNRIVALED HOLDING POWER - No rattling or sliding plates. Barbell clips will secure your plates together set after set, drop after drop. EASY LOCK AND UNLOCK - Effortlessly clamp and remove with one hand using the oversized latch DESIGNED FOR ALL LIFTS - Bumper Plates, Olympic-Style, Deadlifts, Bench Press, Overhead Press, HIIT, Training, Competition, and Powerlifting. FITS BOTH 2" AND 50mm BARS - The 2 most popular Barbell sizes including Olympic barbells. QUICK CHANGE WEIGHTS - Quick release lever makes it a snap to swap out weights Overview Material : Advanced Composite Resin Brand : Lock-Jaw Barbell Collars Color : Pink Item Weight : 0.34 Kilograms Tensile Strength : 45 Pounds UPC : 656464032493 Manufacturer : Lock-Jaw Barbell Collars