These micro weight plates can be put onto a barbell to slowly increase the weight when doing exercises such as bench press, squats etc. They are made from rubber & steel, will fit your standard barbell, and will complement any training program perfectly! Keep raising your game and smash your targets using our Olympic Fractional Weight Plates. Colour-coded for easy recognition, up your weight load in steady increments to push yourself up to the next level. The opening is 2 inches, and it is perfect for any standard barbell. Available in the following weights: 0.5kg, 1kg, 1.5kg, 2kg, 2.5kg