DWC Black Bumper Plates for Olympic, Powerlifting and CrossFit Training (10 - 45lbs), Economy Pairs Black Bumper Plates for Olympic Weight Training, Power Lifting and CrossFit Movements Perfect for Snatch, Clean and Jerk, Squats, etc. Can be dropped from overhead repeatedly Extremely durable, designed for personal and professional use 2" standard ring diameter, Sold as a pair