Features 1、Made of high quality aluminum alloy material, this product is sturdy and durable. 2、Suitable for Trijicon SRS DR 1‑4X. 3、Mount diameter 32mm/45mm OPTIONAL. (Innder diameter: 32mm/45mm). 4、Honeycomb mesh protector, can withstand high power hit. 5、Lightweight and small size, easy to install and use. This sunshade protective cover is made of high quality material. It is a honeycomb mesh protector, can withstand high power hit. Easy to install and use. A great choice for you. Features: Made of high quality aluminum alloy material, this product is sturdy and durable. Suitable for Trijicon SRS DR 1-4X. Mount diameter 32mm/45mm OPTIONAL. (Innder diameter: 32mm/45mm). Honeycomb mesh protector, can withstand high power hit. Lightweight and small size, easy to install and use. Specifications: Condition: 100% Brand New Item Type: Sunshade Protective Cover Material: Aluminum alloy Color: Black Optional Style: 32mm, 45mm Fitness: For Trijicon SRS DR 1-4X OPTIONAL Mount Diameter: 32mm/45mm (Innder Diameter: 32mm/45mm) Weight: Approx. 14-18g / 0.5-0.6oz Package List: 1 * Sunshade Protective Cover Package List