Adidas solid olympic curl bar the adidas solid olympic curl bar is a tool of choice for competitive powerlifters and olympic weightlifters barbell training is the ideal method for both beginners and the experienced a barbell measures the bodys ability to lift pure weight and is a real test of strength and power the 50mm solid olympic curl bar is not just a bar it is an item of precision engineering beautifully designed to reduce torsional force with metal sleeves at the ends of the b