Premium Olympic Color Rubber Bumper Plates for Weightlifting: Bullar color bumper plates are sold in pair, including 2. 5 KG, 5 KG, 7. 5 KG, 10 KG, 15 KG, 20 KG and 25 KG : Our bumper plates have a standard 51mm diameter and fit any Olympic barbell or dumbbell bar that is 2" in diameter. Each plate is clearly labeled with a weight to better suit your choice : BULLAR Bumper Weight plates are wrapped with a layer of high density virgin rubber, which is easier to handle than traditional iron plates while