Colt 1911 Optics Plate – RMSc Footprint

This optics mounting plate adapts Colt 1911 pistols to accept Shield RMSc and Holosun 507k footprint red dot sights. It is a precision-machined, low-profile solution intended to preserve sight alignment while adding optic capability for concealed carry, competition, or defensive use. The plate includes an integrated Glock-style rear sight dovetail cut to assist with co-witnessing and alignment.

Key Specifications

• Fits Colt 1911 pistols.
• Mount type: Shield RMSc / Holosun 507k footprint.
• Product type: 1 Piece Base.
• Application: Colt.
• Color: Black.
• Rings included: No.
• Weight: 0.11 (unit as provided in source data).
• Dimensions: 0.85 x 2.90 x 6.60 (height x width x length as provided).
• Includes an integrated Glock-style rear sight dovetail cut for sight alignment.

This plate provides a straightforward, low-profile method to mount compatible micro red dot sights to a Colt 1911 platform. Engineered for secure attachment and reliable sight alignment, it lets users modernize a traditional pistol slide without adding unnecessary bulk. Whether configuring a carry pistol, dialing in a competition setup, or adapting a classic 1911 for contemporary optics, this plate offers a practical, purpose-driven upgrade.