12 sided rubber encased solid curl barbell with hard chrome steel bar. Troy pro-style urethane encased barbells are all pre-assembled to ensure that they meet the standards required in heavy used commercial applications. All pro-style urethane encased barbells use solid steel bolt design – bigger longer and stronger than the competition. These barbells feature special deep set knurling for functional performance and high quality Troy urethane encased plates. The urethane end caps include the Troy name and numbers for easy identification. Includes one 20 pound barbell.