Sig Sauer - Manufacturers - Top Gun Supply

Sig Sauer factory replacement magazine catch spring for the Sig Sauer P250, P290 and P320 pistols.

Sig Sauer factory Magazine Catch Stop for all models.

Sig Sauer factory Magazine Catch Stop Spring for all models.

Sig Sauer factory Magazine Follower for (Italian) P226 9mm 15RD magazines.

Sig Sauer Magazine Catch, Catch Stop and Catch Spring compatible with the Sig Sauer P365.

Sig Sauer factory Mainspring (Hammer Spring) for all caliber P225, P226, P228, P229 (old style) DA/SA and P239 models.

Sig Sauer factory Mainspring (Hammer Spring) for all caliber P227, P220, P226, P228, P229 (new style) and P245 DA/SA models.

Sig Sauer factory old style metal mainspring seat for the P220, P225, P226, P228, and P229.

Developed specifically for the Special Operations community, the Sig Sauer MCX Virtus is a completely modular weapon system built around Sig's proven short stroke gas piston system. Lightweight, free-floating aluminum M-LOK rail system, quick change barrel capability, ambidextrous AR-style controls, 16" CHF barrel, low-profile folding/telescoping stock, and multi-caliber capability (5.56mm, .300 Blackout) in a package weighing under 8lbs makes this platform a serious competitor for LE and civilian service. Additional Virtus specific features include the Matchlite™ Duo trigger for crisp, clean pull, and stealth gray finish. Comes with one 30RD magazine.

Developed specifically for the Special Operations community, the Sig Sauer MCX Virtus is a completely modular weapon system built around Sig's proven short stroke gas piston system. Lightweight, free-floating aluminum M-LOK rail system, quick change barrel capability, ambidextrous AR-style controls, 16" CHF barrel, low-profile folding/telescoping stock, and multi-caliber capability (5.56mm, .300 Blackout) in a package weighing under 8lbs makes this platform a serious competitor for LE and civilian service. Additional Virtus specific features include the Matchlite™ Duo trigger for crisp, clean pull, and black finish. Comes with folding sights and one 30RD aluminum magazine.

The Sig Sauer MCX Rattler with pistol stabilizing brace is a compact weapon system built around Sig's proven short stroke gas piston system. The most compact MCX platform available the MCX Rattler features a lightweight aluminum M-LOK handguard, 3 position telescoping pistol brace, ambidextrous AR-style controls, 5.5" barrel in a package weighing only 5.1lbs. Comes with one 30RD magazine.

Sig Sauer MCX Virtus 9 inch short barrel rifle chambered in 300 Blackout. The Sig Sauer MCX Virtus is a completely modular weapon system built around Sig's proven short stroke gas piston system. Lightweight, free-floating aluminum M-LOK rail system, quick change barrel capability, ambidextrous AR-style controls, 9" CHF barrel, low-profile folding/telescoping stock, and multi-caliber capability, 5.56mm, .300 Blackout. Additional Virtus specific features include the Matchlite™ Duo trigger for crisp, clean pull, and flat dark earth finish. Comes with one 30RD magazine.

*NFA Restrictions apply - must ship to Class 3 Dealer

Developed specifically for the Special Operations community, the Sig Sauer MCX Virtus is a completely modular weapon system built around Sig's proven short stroke gas piston system. Lightweight, free-floating aluminum M-LOK rail system, quick change barrel capability, ambidextrous AR-style controls, 16" CHF barrel, low-profile folding/telescoping stock, and multi-caliber capability (5.56mm, .300 Blackout) in a package weighing under 8lbs makes this platform a serious competitor for LE and civilian service. Additional Virtus specific features include the Matchlite™ Duo trigger for crisp, clean pull, and flat dark earth finish. Comes with one 30RD magazine.

Developed specifically for the Special Operations community, the Sig Sauer MCX Virtus is a completely modular weapon system built around Sig's proven short stroke gas piston system. Lightweight, free-floating aluminum M-LOK rail system, quick change barrel capability, ambidextrous AR-style controls, 16" CHF barrel, low-profile folding/telescoping stock, and multi-caliber capability (5.56mm, .300 Blackout) in a package weighing under 8lbs makes this platform a serious competitor for LE and civilian service. Additional Virtus specific features include the Matchlite™ Duo trigger for crisp, clean pull, and stealth gray finish. Comes with one 30RD magazine.

Developed specifically for the Special Operations community, the Sig Sauer MCX Virtus Patrol Rifle chambered in 300 AAC Blackout, is a fully modular weapon system built around Sig's proven short stroke gas piston system. Lightweight, free-floating aluminum M-LOK rail system, quick change barrel capability, ambidextrous AR-style controls, 16" CHF barrel, low-profile folding/telescoping stock, and multi-caliber capability (5.56mm, .300 Blackout) in a package weighing under 8lbs makes this platform a serious competitor for LE and civilian service. Additional Virtus specific features include the Matchlite™ Duo trigger for crisp, clean pull, and a flat dark earth finish. Comes with one 30RD magazine.

Sig Sauer MPX 8" 9mm - Black. Comes with a 8" barrel and ships with one 30rnd magazine.

Factory Sig Sauer MPX 30RD magazine for the Sig MPX pistol. Polymer construction with reinforced steel feed lips. Original Generation 1 magazines.

The MPX Copperhead features a monolithic Elite Series upper receiver, with an integrated stock knuckle lower, and a 4.5 barrel. It comes equipped with the SIG SAUER Pivoting Contour Brace (PCB) giving pistol users a brace that easily adapts to the movement of the shooter's arm with a patented swivel operation for perfect placement, and can be rapidly deployed. The SIG MPX redefines the submachine gun category with a new level of operator safety, in-field adaptability and proven reliability in the harshest environments. It features dual-sided selector switch, magazine release, charging handle and bolt release. The SIG MPX operates from a fully-closed and locked rotating bolt, offering enhanced reliability and safety in use. A short-stroke gas piston allows the SIG MPX to run all weights and brands of 9mm ammunition with no adjustments to the gas valve.