Replacement Screw Kit For BNI-M2M4-RSH Plate ** Plate Not Included ** The C&H Precision plates are designed, manufactured, and shipped from our small family-owned business in Coastal Georgia. 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. INCLUDED: Qty 3 - 8-40 X .220 FH Plate Mounting Screws Qty 3 - 4-40 x .280 FHB Holosun 407C / 508C / 508T Optic Mounting Screws Qty 3 - 4-40 x .345 FHB Trijicon RMR / SRO Optic Mounting Screws Qty 3 - 4-40 X .370 FHB Trijicon RMR HD , CHPWS COMP / EDC XL / COMP MAX Optic Mounting Screws Qty 3 - Patented 416 Stainless Steel T-Nuts Agency / Department Discount Program DRY-FITTING DISCLAIMER: At C&H Precision, our products are designed and manufactured to meet tight tolerances. Installation can be affected by variations in your plate, hardware, optic, and firearm tolerances. For safe installation and to prevent potential damage to any component, we advise dry-fitting all parts before a full installation. If any problems arise during this process, please reach out to our Customer Service via our contact portal.