SIG SAUER M17 Massachusetts-Compliant 9mm Pistol

Description

SIG SAUER M17 Massachusetts-Compliant 9mm Pistol

The SIG SAUER M17 Massachusetts-compliant pistol brings the full-size M17 configuration to buyers who need a state-compliant 10-round model. Manufacturer part number M179CSSMSMA pairs a 4.7-inch barrel with a coyote-finished, optic-ready slide, manual safety, SIGLITE night sights, and a 10+1 capacity. The result retains the recognizable M17 profile and controls while matching the capacity configuration specified for this exact variant.

Full-Size M17 Configuration

Built around SIG SAUER’s striker-fired P320 architecture, the M17 uses a full-size slide and a carry-size polymer grip module. The 4.7-inch barrel gives the pistol a full-length sighting platform, while front and rear slide serrations provide tactile surfaces for routine loading and inspection. Black controls contrast with the coyote finish and preserve the service-pistol appearance associated with the M17 family.

The manual safety is positioned for access from either side of the pistol, and the platform also uses ambidextrous slide-catch controls with a reversible magazine catch. These features help accommodate right- or left-handed handling without changing the pistol’s core operating layout.

Optic-Ready Slide and Night Sights

An optic-ready slide allows the factory rear sight plate to be removed for a compatible electro-optic installation. The pistol is supplied with SIGLITE night sights for a visible aiming reference in a wider range of lighting conditions. Optic footprint, required screws, sight compatibility, and co-witness height depend on the selected optic and mounting hardware; confirm those details with the optic manufacturer before installation.

Massachusetts-Compliant Capacity

This exact M17 variant is configured for a 10-round magazine and a listed 10+1 capacity. That distinguishes it from common M17 packages supplied with 17- or 21-round magazines. Capacity compliance can depend on both state and local requirements, so buyers should confirm current transfer and possession rules before ordering.

Key Features

• Full-size SIG SAUER M17 configuration
• 9mm Luger chambering
• Striker-fired operating system
• 4.7-inch barrel
• 10+1 listed capacity
• Coyote PVD-finished, optic-ready serrated slide
• Manual safety
• SIGLITE night sights
• Polymer grip module with integrated accessory rail
• Manufacturer part number: M179CSSMSMA
• UPC: 798681730186

Size and Handling

SIG SAUER’s M17 technical documentation lists the platform at approximately 8.05 inches overall, 5.55 inches high with a standard magazine, and 1.55 inches wide. The full-size dimensions provide a substantial gripping surface and long sight radius while retaining the modular P320-based control system. The frame’s integral rail can accept compatible lights or other properly fitted accessories.

Ownership Considerations

Before use, read the current SIG SAUER M17/P320 operator’s manual and become familiar with the manual safety, slide catch, magazine release, takedown procedure, and loaded-chamber indications. Verify the pistol is unloaded before cleaning, optic installation, accessory fitting, or storage. Use only ammunition and magazines that meet the manufacturer’s specifications, and have any uncertain maintenance or installation work performed by a qualified gunsmith.

This is a serialized firearm and must be transferred according to applicable federal, state, and local laws. The Massachusetts-compliant designation does not guarantee legality in every municipality or for every purchaser; confirm eligibility and transfer requirements before ordering.

Modular P320 Foundation

The M17’s serialized fire-control unit sits within the grip module, a defining feature of the P320 system. That architecture allows compatible grip modules and factory-configured upper assemblies to be serviced or changed while the regulated component remains the fire-control unit. Any configuration change must use parts approved for the exact model and must preserve safe function, sight alignment, and legal compliance. This Massachusetts-compliant package is best understood as a complete factory configuration rather than a collection of interchangeable specifications: its 10-round capacity, manual safety, coyote slide, sights, and controls identify the variant being offered.