Sig Sauer P320 X Series ROMEO1PRO Sight Plate Cover with Screws Black 8900514 UPC 798681647613
Product Description
The Sig Sauer® P320 X-Series ROMEO1PRO Sight Plate Cover (SKU: 8900514 / UPC: 798681647613) is a factory-original OEM component engineered to restore the streamlined slide profile and environmental integrity of your optics-ready P320. Specifically crafted for modern X-Series slides configured with independent rear sight dovetails and ROMEO1PRO slide cuts, this plate fills the factory optic pocket flush when running standalone iron sights, preventing carbon blowback, holster lint, moisture, and debris from infiltrating internal slide assemblies.
Forged and precision CNC-machined from ordnance-grade carbon steel, this sight plate cover delivers uncompromising structural resilience under hard recoil cycles and severe duty environments. The surface is treated with SIG SAUER’s corrosion-resistant black nitride coating, ensuring exact color matching with factory Nitron slide finishes while resisting holster abrasion, chemical bore cleaners, and harsh environmental salt spray. Tight mechanical tolerances guarantee consistent, wobble-free seating against factory locating bosses.
Every plate comes complete with a pair of factory-correct Torx mounting screws engineered to interface seamlessly with the factory slide thread pitch. Designed for rapid installation and rock-solid retention, this plate eliminates the snag hazards and exposed recesses associated with removing a reflex optic, restoring an aggressive, snag-free draw profile suitable for duty carry, CCW concealment, or competitive tactical division staging.
*Armorer Bench Notes & Real-World Staging Guidance:*
Fitment Matrix: Direct fit for factory SIG SAUER P320 X-Series slides (XFull, XCarry, XCompact, AXG) featuring the factory ROMEO1PRO / Leupold DeltaPoint Pro footprint where the rear iron sight is positioned in a separate slide dovetail. CRITICAL: Will NOT fit legacy P320 RX slides (original Romeo1 footprint), early X-Series slides with rear sights integral to the plate (use SKU 8900415), military-spec M17/M18 slides, or subcompact P365 models. Recommended fastener torque is 12–15 in-lbs using medium-strength non-permanent threadlocker.
- Ensure the host firearm is completely clear, magazine removed, and chamber visually and physically verified empty.
- Thoroughly clean and degrease the slide optic pocket, fastener hole threads, and mounting screws with a residue-free solvent or isopropyl alcohol to remove factory oil and carbon residue.
- Seat the cover plate evenly into the optic cut pocket, ensuring full clearance over the extractor pin and verifying flush seating over the slide recoil bosses.
- Apply a single drop of medium-strength blue threadlocker (Loctite 242 or Vibra-Tite VC-3) to each screw and torque evenly in alternating passes to 12–15 in-lbs using an armorer-grade torque driver.
- Inspect for zero plate cant or elevation gap along the slide top, manually cycle the slide to verify unrestricted extractor and striker travel, and conduct a dry-fire function check prior to live-fire deployment.
Key Features
- Genuine SIG SAUER OEM Component: Guarantees factory-correct dimensions, flush slide alignment, and complete structural compatibility without aftermarket hand-fitting.
- Ordnance-Grade Steel Construction: Machined from solid carbon steel to provide heavy-duty durability, recoil resistance, and structural rigidity under rapid-fire cycles.
- Factory QPQ Nitride Finish: Delivers superior resistance to holster friction, sweat, solvent corrosion, and scratching while matching factory slide aesthetics.
- Complete Fastener Package Included: Includes two factory Torx mounting screws with matched thread pitch for immediate, out-of-the-box installation.
- Debris & Contaminant Protection: Seals the exposed optic mounting pocket and internal slide passages against dirt, rain, grit, and fouling when a red dot optic is not mounted.
Product Specifications
- Brand: SIG SAUER®
- Model/Series: P320 X-Series ROMEO1PRO Sight Plate Cover Assembly
- MPN / SKU: 8900514 / SSP8900514
- UPC: 798681647613
- Platform Compatibility: SIG SAUER P320 X-Series Optics-Ready Slides (ROMEO1PRO / DPP Cut with Independent Rear Dovetail)
- Material: Carbon Steel
- Finish: Matte Black Nitride / Nitron Matched
- Hardware Included: 2x Factory Sight Plate Screws
- Country of Origin: United States
