Unlock the full potential of your HK VP9 Optics Ready pistol with the C&H Precision V4 Optic Plate. This precision-engineered adapter transforms your VP9 OR slide to accept the widely popular Trijicon RMR and Holosun C-footprint red dot sights, delivering a secure, low-profile mounting solution for enhanced target acquisition and versatility in your optic selection. Key Features Compatible Footprint: Designed specifically for Trijicon RMR, RMR HD, SRO, and Holosun 407C/507C/507Comp/508T optics, providing broad compatibility with the most common pistol red dot footprints. Premium Construction: Machined from 6061 aluminum with a MIL-SPEC Type III hard anodized black finish for exceptional durability, corrosion resistance, and a sleek tactical appearance. Patented Mounting System: Features replaceable stainless steel T-nuts delivering six to seven threads of engagement for superior strength and longevity under recoil. Low-Profile Design: Ultra-thin profile measuring approximately 0.095 to 0.099 inches thick ensures minimal added height while maintaining a flush fit. Specifications Material: 6061 Aluminum Finish: MIL-SPEC Type III Hard Anodized Black Weight: 1 oz Dimensions: Length 2 in, Width 1.2 in, Height 0.2 in Hardware: Includes stainless steel mounting screws and T-nuts for plate and optic installation Compatibility: HK VP9 2020+ Optics Ready models including VP9L OR, VP9 Match, VP9 Tactical OR, and VP9SK