About this item 1-inch diameter barbell made of solid steel in black and chrome colors, 60-inch length is convenient for all gyms and homes Threaded ends come with lock collars for safety and convenience. Bars are chrome or black plated with solid steel construction for repeated use and long lasting Holds up to 250 Pounds, the bar works perfectly with weight plates with 1 inch center hole Made of thick vinyl shell filled with cement with a 1-inch center hole fits any Standard bar with diameter 1” or less All plates feature a durable, thick vinyl cover to prevent the plates from rust and corrosion without any unpleasant odor Weight plates can be used to perform muscle strengthening exercises and endurance training, or to increase flexibility and balance