Arisaka Defense Offset Plate — Holosun 509T

Description

The Arisaka Defense Offset Plate is a dedicated optic mounting plate designed for Holosun 509T footprints. Each plate is CNC machined from 6061-T651 aluminum and finished with MIL-A-8625 Type III hard coat anodize for durable surface protection. Standard Height Plate 13 positions the optic to interface with scope mounts measuring approximately 1.5″ to 1.8″. The offset configuration provides a compact, optic-specific mounting solution for applications requiring a low-profile sighting option.

Key Specifications

• The plate is CNC machined from 6061-T651 aluminum.
• The finish is MIL-A-8625 Type III hard coat anodized.
• Designed for Holosun 509T footprint optics.
• Supplied as Standard Height Plate 13.
• Compatible with scope mounts measuring 1.5 to 1.8 inches in height.
• The product color is Black.
• The product type is Mount.
• The subcategory is Optic Specific Mounts.
• The plate provides an Offset mounting orientation.
• Intended to fit and be used with Holosun optics.

Engineered for precise fit and consistent alignment, this offset plate delivers a reliable, low-profile mounting option for optics integration. Its robust aluminum construction and hard-coat anodize balance durability and weight, while the Standard Height Plate 13 offers practical compatibility with common 1.5–1.8″ scope mounts. For users seeking a clean, optic-specific mount for the Holosun 509T footprint, this plate provides a straightforward, well-executed solution.