Mo-Clamp's re-introduced the Tight Opening Clamp because popular demands had to be met so the old design is back. Still a full 3 ton capacity. Still able to reach core support and upper sheet metal areas where no other can. Perfect for small pick-up frame rails. Gripping Surface: 1½" wide (38 mm), ½" deep (13 mm) Overall Length: 6½" (165 mm) Weight: 3 lbs (1.36 kg) Capacity: 3 tons (2,722 kg) Heat Treated Steel. Made in the U.S.A.