The LT111 OBR (Optimized Battle Rifle) QD scope mount is purpose-built for the OBR rifle, offering perfect alignment for weapon-mounted clip-on night vision devices. Set at a height of 1.53 inches above the rail, it ensures optimal positioning. The mount is designed with zero cant to guarantee precise centerline alignment, complementing the OBR's 20 MOA built-in upper rail. Additionally, the LT111 is compatible with the US Optics T-Pal, accommodating its larger turret body. The generous 2.90 inches ring spacing allows for easy mounting of large turret blocks. The LT111 comes complete with spare mounting screws, a QD adjustment wrench and detailed instructions for installation. Engineered for precision, the Larue tactical in-line QD scope mount ensures a secure and repeatable fit for 30mm scope tubes Designed for reliability, this quick detach (QD) scope mount ensures a secure hold while allowing for effortless removal and reinstallation without losing zero Engineered for tactical and precision shooting, featuring a medium ring height for optimal eye alignment