UTG SS Picatinny RMRA(R) Mount 2 in 1 Combo Description UTG Super Slim Picatinny RMR Mount 2 in 1 Combo Features: - Precision CNC Machined from 6061-T6 Aircraft Grade Aluminum and Finished in a Matte Black Anodize - 0.87 Saddle Height Mount Positions RMR at the Correct Height for an Absolute Co-witness in line with Standard Height AR Iron Sights - Low Profile 0.40 Saddle Height Mount Positions RMR at a Low Enough Height to Achieve a Comfortable Cheek Weld and Correct Sight Alignment on Most Shotguns and Rifles with Stocks Not in Line with the Bore and Equipped with a Top Picatinny Rail and is also Suitable for Handguns Equipped with a Top Picatinny Rail - Utilizes Locking Torx Screws and Square-shaped Integral Recoil Stops for a Secure Zero Hold - Significant Lightening Cuts Reduce Overall Weight and Bulk Includes: - RMR Mounting Screws - Installation Tools for a Simple and Friendly Installation Specifications: - Material: Aluminum - Weight: 1.5 oz/1.37 oz - Pieces: 2 - Rail Type: Picatinny - Length: 1.78 - Width: 1.1 - Height: 0.87/ 0.4