Agency Arms Chamfered RMR Red Dot Sight Mount Plate for Glock Iron Forward AOS Plates Black. The standard plate has the rear sight dovetail located in front of the optic cut. Precision machined from ASTM steel and coated in Diamond Like Carbon (DLC). Includes fasteners for the adapter plate and optic. Specifications for Agency Arms Chamfered RMR Red Dot Sight Mount Plate for Glock: Manufacturer: Agency Arms Red Dot Sights-Footprint: RMR Optic Cut: Agemcy Arms AOS Fabric/Material: 7075 Aluminum Color: Black Mount Type: Dovetail Finish: MIL-A-8625 Type 3 Hard Anodize Weight: 1.2 oz Gun Type: Pistol Features of Agency Arms Chamfered RMR Red Dot Sight Mount Plate for Glock Material - 17-4 Stainless Steel Coating - Diamond Like Carbon Fasteners - 6Al4V Titanium (Flame Colorized) Rear Dovetail Location - In Front of the Optic Cut. Flared base. Designed for slides with chamfers. Package Contents: Agency Arms Chamfered RMR Red Dot Sight Mount Plate for Glock Agency Arms 25AOS-GRMR-DTFFB: Chamfered RMR Red Dot Sight Mount Plate for Glock Iron Forward AOS Plates Black