IWF Certified. The Competition Barbell Set Men's Competition Barbell Set: IWF Certified for competitive use, Top selling set, High-quality rubber ensures uniform colour accuracy and construction, Fitted with a premium Galvanised alloy steel centre hub, Quality screen-printed branding. Includes: 2x 10Kg,15Kg, 20Kg, 25Kg Pro Competition Bumper Plates, 2x 0.5Kg, 1Kg, 1.5Kg, 2Kg PU Grip Fractional Change Plates, 2x 2.5Kg, 5kg Rubber Change Plates, 1x Men's Elite Competition Bar 2.20m (20 kg), 2x Pair of International Competition Collars (2.50 kg each).