USED C&H Precision Weapons RMR Adapter Plate Holosun 407K / 507K Black RMR-HOLOK. Each plate is precision machined to the tightest tolerances on HAAS CNC machines and each plate goes through multiple quality checks before shipping to our customers. Specifications for C&H Precision Weapons RMR Adapter Plate: Manufacturer: C&H Precision Weapons Red Dot Sights-Footprint: RMR Optic Cut: Holosun Fabric/Material: 6061 Aluminum Color: Black Finish: Mil-Spec Type III Hard Anodized Attachment Type: Screw Weight: 0.125 lb Length: 6 in Width: 4 in Height: 0.25 in Package Contents: C&H Precision Weapons RMR Adapter Plate Optic Plate 6-32 Plate Mounting Screws C&H Precision Weapons RMR-HOLOK: RMR Adapter Plate Holosun 407K / 507K Black