Discus 2k Stainless Steel Rim 75% High Rim Weight2k Discus 75% Rim Weight Discus Steel Rim The Blue Steel discus strikes the perfect balance of rotational speed and flight stability. Crafted with the same high quality materials found in elite competition discuses, it delivers exceptional performance at a competitive price point. Key Features Rim Weight Ratio: 75% ideal blend of stability and release speed Rim Material: Corrosion resistant steel alloy Side Plates: Durable, impact resistant ABS