Renfroe DWS Locking Type Horizontal Lifting ClampsAvailable in three sizes 0. 5 tons, 1. 5 tons, and 3 tons the DWS Horizontal Lifting Clamp from Renfroe has been designed to safely and efficiently lift individual sheets. Featuring Renfroe's famous 'lock closed' technology, the serrated gripping cam provides a tight grip on your load every time. IMPORTANT: MUST BE USED IN PAIRS SKU Capacity (tons) Shackle Hole Dia. (in.) Weight (lbs) Max. Jaw Open (in.) Clamp Height (in.) Clamp Length (in.) Jaw