Virtually indestructible, all OPB Cast Iron Olympic Plates are machine bored for a precise fit. Black satin enamel finish for an exceptionally strong and durable product. Whether you’re looking to trim up, slim down or build the muscularity of a professional bodybuilder, Body Solid Cast Iron Olympic Plates are the perfect choice for you. These plates are constructed from solid cast iron and coated with a black satin enamel finish that makes them tough and rust-resistant. Set includes: 2 - 2. 5 lbs. , 2 - 5 lbs. , 4 - 10 lbs. , and 2 - 25 lbs. 105 lbs. total weight Black enamel finish Olympic plates are machine bored for a precise fit Olympic style plates have a 2” diameter center Set ships in 2 boxes