Olympic Weight Plate Tri-Grip 1.25 - 15 kgOlympia 50 51 mm Plastic Weight Plate with Gripper 1. 25 kg to 15 kg The 1. 25 kg, 2. 5 kg, 5 kg, 7. 5 kg, 10 kg to 15 kg plastic weight plate is the ideal entry level weight for beginners. Plastic weight plates with 30 31 mm are well known. Now this classic is also available as an Olympia Gripper version with 50 51 mm. They are ideal for targeted training of various muscle groups, such as the triceps, biceps, or chest muscles. The robust and floor