Collection: Cast Iron Weight Plates

Cast iron has been the go-to material for weight plates for decades for good reason. Cast iron plates are dense, durable, and built to last through every rep, drop, and personal best. If you're searching for high-quality cast iron weight plates for your home or garage gym, PRx offers weight plates that deliver both performance and value. Unlike bumper plates, iron weight plates take up less space on your barbell, making them ideal for serious strength training in tight setups. Whether you're adding to an existing set or just getting started, these weight plates are compatible with standard Olympic bars and designed to bring old-school grit to modern home gyms.