VERVE Olympic Super Curl Bar - 4' The VERVE Super Curl Bar is a shortened barbell that is specifically designed for ease of use while doing bicep curls but can often be used in place of a standard barbell. The barbell is designed to provide open and closed angles as well as 90 degree angles for variation in grip positions while performing a curl. FEATURES: 10kg 28mm Shaft Width Knurl covering the left and right centres 50mm Sleeves to fit Olympic sized weight plates Chrome Sleeves and shaft 3 varying grip angle points Bushing sleeve rotation Although the barbell is designed primarily for curls, the Super Curl has the capability to replace a standard barbell in any exercise to influence wrist position, range of motion and stability.