Description This 4kg Body Iron Fractional Weight Plate Pack provides an exceptional tool for adding precise and progressive loading to your strength training. By adding these Olympic fractional plates onto your barbell you'll be incorporating micro progression into your workout program, an easy yet effective method for overcoming training plateaus and upping your one rep max. Since accurate load progression is key for strength and size gains, fractional plates are a great tool to guarantee steady progress in the gym. This allows an athlete or anyone serious about strength training to avoid large weight jumps or any compromise to their training program. Fractional weights are suitable for weightlifters at every level. They are also an excellent recovery and rehab tool where micro weight progression is a necessity. This Body Iron weight plate pack comes with three pairs of fractional plates, ranging from 0.25kg - 1kg. Specifications SIZE Shaft Size: 51mm - will fit Olympic barbells and strength equipment. Normal wear & tear not covered.