Black Olympic bumper plates built for everyday strength training and Olympic lifting. A solid cast iron core with a high-density rubber coating reduces noise, protects your flooring, and delivers consistent performance in home and commercial gyms. Key Features Cast iron core – High-density rubber coating for durability and floor protection Olympic fit – Standard 50mm centre hole fits all Olympic barbells IWF standard diameter – 450mm across every weight for consistent bar height Accurate loading – Tight ±2% weight tolerance Buy pairs or sets – Available as individual pairs or as a complete set Set Options 60kg Set – 5kg pair, 10kg pair, 15kg pair 100kg Set – 5kg pair, 10kg pair, 15kg pair, 20kg pair 150kg Set – 5kg pair, 10kg pair, 15kg pair, 20kg pair, 25kg pair Specifications Specification Details Centre Hole 50mm (Olympic) Diameter 450mm (IWF standard) Weight Tolerance ±2% Finish Black rubber Supplied As Pairs, unless a set is selected Compatibility 50mm Olympic barbells only Warranty 1 year Plate Thickness Weight Thickness 5kg 23mm 10kg 40mm 15kg 56mm 20kg 72mm 25kg 88mm Use on suitable gym flooring or a lifting platform for the best longevity.