Tag Precision Kimber 2K11 RMR Adapter Plate Black. This plate allows the customer to fit an RMR / SRO optic (or optic with a similar mating pattern) to a Kimber 2K11 or 1911. The adapter plate is made from 4140 heat treated steel has form-tapped threads for strength and QPQ Black Nitride coating for long life durability. The CNC precision machined adapter plate is designed to endure everything a competition shooter or the abuse of everyday carry. Specifications for Tag Precision Kimber 2K11 RMR Adapter Plate: Manufacturer: Tag Precision Optic Cut: RMR Cut Color: Black Gun Model: Kimber 1911 Features of Tag Precision Kimber 2K11 RMR Adapter Plate Made from 4140 Heat Treated Steel QPQ Black Nitride Coating for durability Package Contents: Tag Precision Kimber 2K11 RMR Adapter Plate Torx Driver 12 Screws What firearm models does the manufacturer say Tag Precision Kimber 2K11 RMR Adapter Plate is compatible with? The manufacturer suggests that Tag Precision Kimber 2K11 RMR Adapter Plate is compatible with Kimber 1911Tag Precision RR1001K: Kimber 2K11 RMR Adapter Plate Black