Adjustable Co-Witnessing Modular Red Dot Optics Mount MRA Top Plate The OuterImpact Adjustable Mount allows the shooter to dictate the height of optic or level of co-witness they prefer, from absolute to lower third and multiple points in between. Our Adjustable Mount is able to accept 3 separate tops. This OuterImpact MRA Top Plate is compatible with all of the 31 confirmed Red Dots our current M.R.A. adapters accommodate. The Adjustable Co-Witnessing Modular Mount MRA Top Plate is made of billet 7075 aircraft aluminum and is hard coat anodized. All mounting hardware is included. Thank you for your interest in our products. Check out our FAQ for answers to common questions and feel free to contact us at [email protected]. MRA Compatible Red Dot Sights (Mounting Screws INCLUDED): Trijicon RMR/SRO - some weapons may experience ejection issues using the SRO Docter Insight MRDS Eotech MRDS Leupold Delta Point Leupold Delta Point Pro Vortex Razor Vortex Viper Vortex Venom Vortex Defender CCW Burris Fast Fire - 2 / 3 / 4 CMORE RTS & STS Shield RMS - requires a purchase of these screws Holosun - 507 "C"/407 "C" V1 versions - requires a purchase of 6-40 Screws For Holosun V1 Red Dot Holosun - 507 "C"/407 "C" V2 and X2 versions - screws included in OuterImpact Screw Pack Holosun - 507 "K"/407 "K" models require the Micro adapter. Micro adapters are not available for all firearms Holosun - 508 "T" Holosun - 507 Comp UTG Reflex Micro Dot TruGlo - Tru-Tec Sig - Romeo 3 / Romeo 3 Max / Romeo 3 XL Crimson Trace - CTS-1250 / CTS-1550 / CT RAD / CT RAD Micro Springfield Hex - Dragonfly - must also use OEM provided spacer plate Bushnell - RXS-100 and 250 Kahles - Helia RD Creative XP - Glass Eagle - requires a purchase of M3-0.5 x 10MM screws Noblex - NV G SOUSA DARC Micro - requires a purchase of M4 x 8mm Socket Head screws Sightmark - Mini Shot Athlon - Midas EDC Vector Optics - Frenzy X Specifications: Mounting Hardware (3 tops): (1) M3 x 8mm Socket Head Cap Screws (2) 6-48 Weaver T-10 Torx Head Screws (2) Sight alignment pins (2) M3 x 8mm Flat Head Screws (2) M3 x 9mm Flat Head Screw (2) M3 x 6mm Torx Flat Head Screws (2) M3 x 6mm Socket Head Cap Screws (2) 6-40 Flat Head Screws - RMR (2) M4 X 10mm Rounded Head Screws Required Installation Tools: Torque Driver Extended shank T-10 Bit Please follow mounting instructions included with the optic. Material: Billet 7075-T6 aluminum. Finish: Black Anodize Coating: Anodize Dimensions: Height - .600' Length - 2.02' Width - .1.06' Additional Tools: T-10 Torx driver (not included). Why is my tool NOT included? Click Here Purchase Tool US Patent: US D851,196 S Installation Instructions: Adjustable Cowitnessing Mount Installation Instructions Red Dot Pattern Mounting Instructions