Material: Body: Zinc die-cast and chrome plated; Keys: Iron nickel plating; Size: Body: 4.2 x 0.4 x 0.8 inches (108 x 11 x 20 mm); Cylinder Part: Diameter 1.0 x 1.0 inches (26 x 25 mm); Weight: 2.0 oz (58 g); Keys: 2 pieces; Compatible glass door thickness: 0.2 inches (3 inches (3 inches (4 mm) or more than 0.2 inches (3 mm). Glass door overlay: 0.8 inches (20 mm) / 2.4 inches (60 mm) / For simple locking of glass sliding doors; Keyed alike