NX non-marring grab, gripping range 0 - 20 mm, max. load 500 kg. Supplied = assembled. Max. load = 500 kg. Gripping range = 0 - 20 mm. Weight = 4.5 kg. Product type = clamps. For gripping sensitive surfaces. Automatically locks in closed position. Fast and easy to use. Multifunctional grab for all applications, and which is suitable for both turning and lifting. Because the grip jaws are coated with acid resistant polyurethane, they leave no marks on the surfaces of the loads.