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Sig Sauer CAL-X Kit P320-M18 9mm 3.9in Coyote 17/21rd

Sig Sauer CAL-X Kit P320-M18 9mm 3.9in Coyote 17/21rd

$434.30

Complete CAL-X kit to convert a manual-safety 9mm P320 to the civilian P320-M18 carry configuration. Includes a 3.9-inch coyote-tan slide with SIG-LOC optic footprint, SIGLITE front sight, recoil assembly, and one 17- and two 21-round magazines.

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SKU: BILL|SIG CALXM18CSSMSCategories: Semi Auto HandgunsTags: Online Only

This Sig Sauer CAL-X conversion kit enables a manual-safety 9mm P320 to be configured to the civilian P320-M18 carry-length setup. The kit supplies a coyote-tan carry-length grip module, a 3.9-inch slide and barrel, SIGLITE front sight with a removable night-sight rear plate, and magazines for immediate use. The slide is optic-ready with the SIG-LOC MHS footprint for compatibility with ROMEO-M17-style red dot optics (optic not included).

Key Specifications

  • The caliber is 9mm Luger.
  • The barrel measures 3.9 inches.
  • The slide is a 3.9-inch coyote-tan PVD-coated stainless steel slide.
  • The slide features a SIG-LOC MHS (ROMEO-M17 footprint) for optic mounting.
  • The sights include a SIGLITE front sight and a removable night-sight rear plate.
  • The kit includes one 17-round and two 21-round magazines.
  • The grip module is a coyote-tan carry-length configuration.
  • This kit is designed for manual-safety P320 conversions.
  • The package includes the recoil spring assembly.

This CAL-X kit supplies the core components needed to add M18 carry-length features and an optic-ready slide to a manual-safety 9mm P320. Its combination of a carry-length grip module, night-sight capable setup, and multiple magazines makes it suitable for range use and practical carry-style configurations where local and federal laws allow. The optic-ready SIG-LOC footprint and included recoil assembly make this kit a practical choice for shooters building a P320-based carry setup.

Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.

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UPC

798681723973

Manufacturer

Sig Sauer

Manufacturer Part Number

CALXM18CSSMS

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