The DOT Mount by Reptilia is a lightweight, slim-line mounting solution for a variety of red dot optics. Machined from billet 7075-T6 aluminum with Milspec Type III hard anodized finish, the DOT Mount attaches to any M1913 Picatinny rail, and offers lower 1/3 co-witness with standard AR15-style back-up sights. Its spring-loaded nitrided steel clamp and mounting bolt simplify the installation process, and sit flush with the body of the mount for a low-profile, anti-snag design. Product Specifications Compatible with: Aimpoint ACRO P1, ACRO C1, ACRO P2 & Steiner Optics MPS Type III hardcoat anodized 7075-T6 aluminum Nitrided 4140 steel 57 grams Made in USA