【4 Packs】 4 whole set in package, parts include 4 pcs roller bases, 4 pcs strikers, all screws and install assistant parts, AI sheet.
【Material】 Black Nylon roller with Black Nickel plating iron steel sheet.
【Black Nickel Color】 The color pattern looks perfect and has very wide range color match.
【Spring Loaded】 Built-in spring double roller catch, the head can sway, open and close freely.