USED American Defense Manufacturing AD-B2 Quick Detach Riflescope Mount 1.54in Height Anodized Finish Black AD-B2-S-STD. Compatible with the EoTech Vudu 3x9 Mini ACOGs and similar optics it features ADM's patented QD Auto Lock lever for a secure repeatable fit on both in-spec and out-of-spec Picatinny rails. The American Defense Manufacturing AD-B2 Cantilever Mount has been designed to deliver maximum versatility and top tier performance for today's optics. Engineered with a .75in reverse cantilever this mount allows users to position their optic farther rearward resolving the common eye relief issues encountered with Mini ACOGs and similar compact scopes. The AD-B2 is optimized for a wide range of optics including the EoTech Vudu 3x9 Mini ACOG models such as the TA33 and TA44 as well as the Sightmark Wraith Mini and Primary Arms GLx 2x SLx 1x/3x Micro Prism Scopes. Specifications for American Defense Manufacturing AD-B2 Quick Detach Mount: Manufacturer: American Defense Manufacturing Gun Rail: Picatinny Fabric/Material: 6061-T6 Aluminum Color: Black Base/Mount Type: QD Mount Co-Witness: Lower 1/3 Finish: Anodized Features of American Defense Manufacturing AD-B2 Quick Detach Mount: Does not require proprietary tools for adjustment. Can be adjusted with your finger or a flat blade screwdriver. Lever can be configured to lock to the front or the rear. Superior clamping surface to insure maximum rail engagement. Package Contents: American Defense Manufacturing AD-B2 Quick Detach Mount