Osight Picatinny Mount OSP-157 for Osight X - 1.57" Lower 1/3 Co-Witness Height Elevate your Osight X performance on long guns with the Osight Picatinny Mount OSP-157. This high-rise Picatinny mount delivers a precise 1.57" optical center height for ideal lower 1/3 co-witness with standard AR-style iron sights, allowing seamless transitions between optic and irons on rifles, carbines, or other rail-equipped platforms. Why Choose the OSP-157 Picatinny Mount at Battlehawk Armory? Engineered for stability and versatility, the OSP-157 features premium 7075 aluminum construction with a steel-reinforced base and dual cross-bolts for exceptional clamping force. It transforms your Osight X into a reliable rifle or carbine optic while maintaining zero under recoil. The perfect companion for modular setups and duty applications. Key Features & Benefits 1.57" Optical Center Height: Provides optimal lower 1/3 co-witness with AR iron sights for fast target transitions. 7075 Aluminum with Steel-Reinforced Base: Lightweight yet extremely durable for heavy recoil and rugged use. Dual Cross-Bolts: Deliver superior clamping power and rock-solid lockup on Picatinny rails. CNC Machined Precision: Tight tolerances ensure perfect alignment with your Osight X. Compact & Rugged Design: Slim profile with angular lightening cuts that reduce weight without sacrificing strength. Broad Compatibility: Works with Osight X and other RMR/407C/507C footprint red dots on standard MIL-STD-1913 rails. Perfect For Mounting your Osight X on AR-style rifles, carbines, or PCCs as a primary or backup optic. Duty, home defense, or competition builds requiring elevated optics and co-witness capability. Shooters wanting flexible, multi-platform use from a single high-quality red dot. Specifications Model: OSP-157 Material: 7075 Aluminum with Steel-Reinforced Base Optical Height: 1.57" (lower 1/3 co-witness) Saddle Height: Approx. 1.134" Compatibility: Osight X and RMR/407C/507C footprint red dots on Picatinny rails Mounting: Dual cross-bolts for secure fit Finish: Durable corrosion-resistant coating Real-World Performance Users report excellent stability, easy installation, and reliable zero retention even after extensive rounds. The OSP-157 provides the perfect height and ruggedness for transitioning your Osight X from pistol to rifle platforms. Buy the Osight Picatinny Mount OSP-157 at Battlehawk Armory today and optimize your Osight X for versatile use. Add to Cart now.