TacFire 45 Degree Offset Fixed Front and Rear Sight Black. These AR 15 Parts from the innovators at TacFire feature an ambidextrous design perfect for any shooter at any level of ability. With a 45-degree offset Tacfire AR15 Back-Up Iron Sights are perfect for short and long distance shooting. Affordable and solid Tacfire Rapid Transition Back-Up Iron Sights are easy to use and install. Specifications for TacFire 45 Degree Offset Fixed Iron Sight: Manufacturer: TacFire Color: Black Sight Position: Front and Rear Deployable: No Fabric/Material: Aircraft Grade Aluminum Front Sight Color: Black Rear Sight Color: Black Hand: Right Sight Mounting Orientation: Offset Additional Features: 45 Degree Offset Mount Type: Picatinny Weight: 5.5 oz Length: 2 in Attachment Type: Picatinny Adjustability: Adjustable Condition: New Tacfire Fixed 45 Degree Back-Up Iron Sights 29U-IRN-AR1545DRTBU Constructed of 6061 T6 aircraft grade aluminum Ambidextrous design 45 degree offset Package Contents: Tacfire AR15 45 Degree/Rapid Transition Back-Up Iron Sights 29U-IRN-AR1545DRTBU TacFire IS009: 45 Degree Offset Fixed Front and Rear Sight Black