Ozark Armament A2 Rear Sight - Picatinny Iron Sights with All Metal Construction - Two Aperture Sight for Close and Precision Targets - Designed to Mount on a Picatinny Rail Description Features: HEAVY-DUTY METAL CONSTRUCTION: Constructed of metal for a lifetime of use, Tight tolerances gives this rear sight a secure fit to any standard Picatinny Rail, Same height over bore as any standard sight allows unchanged sight picture with no additional training FUNCTIONAL, PRACTICAL, AND FULLY ADJUSTABLE: Provides a perfect co-witness with any standard height optic or standard height front sight post, Fully adjustable easy to handle dials for windage and elevation allows this rear sight precision placement ADAPTABLE, MULTIFUNCTION USE: Our fixed A2 rear sight can easily fit any situation with a small aperture and large aperture, Small aperture performs best with medium to long distance applications, Large aperture increase field of view for close quarters EASY AND SECURE MOUNT: Mounts securely to any standard Picatinny Rail using a pressure screw. Easy Install with only a flathead screwdriver. Provides confidence that gear stays where it belongs when it is needed the most. Easily detachable so you can swap out your accessories when ever you need to A BRAND YOU CAN TRUST: Backed by a full NO B.S. Lifetime warranty against any and all defects, full and dedicated U.S. based support team to answer your questions and make sure you are 100% satisfied with your purchase Product Details: Brand: OZARK ARMAMENT Color: Black Style: Picatinny Sport: Hunting Item Weight: 0.37 Pounds Material: Aluminum Magnification Minimum: 1 x Compatible Devices: Picatinny Mount Mounting Type: Picatinny Mount Night vision: No Brand: OZARK ARMAMENT Color: Black Style: Picatinny Sport: Hunting Item Weight: 0.37 Pounds Material: Aluminum Magnification Minimum: 1 x Compatible Devices: Picatinny Mount Mounting Type: Picatinny Mount Night vision: No Item Package Dimensions L x W x H: 4.61 x 3.46 x 2.72 inches Package Weight: 0.17 Kilograms Brand Name: OZARK ARMAMENT Warranty Description: Lifetime Number of Items: 1 Manufacturer: Ozark Armament Part Number: RIS Date First Available: August 12, 2015