The aluminum chain guard has been carefully buffed to enhance the original beauty of the aluminum. The delicate and understated lines are made of wire, which casually enhances the charm of a bicycle without any type of car model, such as touring, road or single. Thickness: 0.1 inch (3 mm); Gear Guard Width: 0.5 inch (12 mm); Weight: 2.2 oz (61 g) (PCD 130 mm 40T); Aluminum Buffing Finish; PCD 4.3 inches (110 mm); Diameter 7.9 inches (190 mm); PCD 4.3 inches (174 mm); PCD 130 mm); Diameter 0 mm) 0.6 inches (14 mm) *Product The color of the actual product may look different from the published images depending on your display We cannot accept returns or exchanges due to color differences. In addition, please note that the product specifications and logo design are subject to change due to improvements.