TSA® SIG SAUER® P320 Adapter Plate – Fits Romeo 1 Pro Cut to RMR Footprint (Trijicon®, Holosun®)
The TSA® Adapter Plate is engineered to seamlessly mount RMR footprint optics on compatible SIG SAUER® P320 slides featuring a Romeo 1 Pro Optic Ready cut with RMR thread holes. Precision CNC-machined from 7075-T6 aircraft-grade aluminum and finished with a MIL-SPEC Type III hard anodized coating, this adapter plate ensures maximum strength, durability, and resistance against wear.
Retaining the rear iron sight for most compatible slides, this plate provides a secure, ultra-low-profile fit without the need for extra screws—the optic itself secures the plate directly.
Compatible SIG SAUER® models include:
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P320 X-Five Legion
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P320 X-Carry Legion
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P320 XCompact RXP
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P320 Full-Size RXP
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P320 X-Full
Compatible with popular RMR footprint optics, including:
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Trijicon® RMR, SRO
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Holosun® 407C, 507C, 507COMP
Upgrade your P320 platform with confidence—this TSA® plate bridges the Romeo 1 Pro cut to RMR optics with precision and reliability.
TSA® SIG SAUER® P320 Adapter Plate – Fits Romeo 1 Pro Cut to RMR Footprint (Trijicon®, Holosun®) is backordered and will ship as soon as it is back in stock.
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- Fits SIG SAUER® P320 slides with Romeo 1 Pro cut + RMR thread holes
- Compatible with Trijicon® RMR, SRO, Holosun® 407C, 507C, 507COMP
- Retains rear iron sight on most P320 models
- CNC-machined 7075-T6 aluminum for superior strength
- MIL-SPEC Type III hard anodized matte black finish
- Ultra-low 0.81mm profile keeps slide setup sleek
- Optic screws secure the plate—no extra screws required
- Includes hex key and 4 sets of screws with Loctite® pre-applied
- Hassle-free installation, ready in minutes
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