Spartaks Bumper plates are a type of weightlifting plate commonly used in strength training, powerlifting, CrossFit, and Olympic weightlifting. They are designed to be durable, versatile, and safe for use in various types of lifts, including deadlifts, squats, cleans, and snatches.
 
Material: Bumper plates are typically made from high-density rubber or a rubberized composite material. This construction makes them highly durable and capable of withstanding repeated drops without damaging the plates or the lifting platform.
 
Weight Range: 
10 pounds*2
15 pounds*2
25 pounds*2
35 pounds*2
45 pounds*2
55 pounds*2
 
Diameter: Bumper plates have a standardized diameter of 450mm (approximately 17.7 inches), which is the same as the diameter of competition-grade weightlifting plates.
 
Center Hole: Bumper plates have a center hole with a diameter of approximately 50.4mm (about 2 inches), which is designed to fit Olympic-sized barbells.