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Sig Sauer MPX K 9mm Short-Stroke Gas Piston Pistol 4.5" PCC Folding Brace
Guns International #: 103676953 Seller's Inventory #: 62H019713
Category: Sig Sauer Pistols - MPX - Sig Sauer Pistols - MCX
Seller's Information
When emailing or calling sellers direct, please mention that you saw their listing on GunsInternational.com
Seller: National-Armory
Member Since: 5/3/24
State: Pennsylvania
Zip: 15108
Country: United States
Phone: (724) 457-8060
Platinum Seller
Number of Active Listings: 135
Total Number of Listings: 175
Seller: FFL Dealer
Return Policy: 3 day inspection and return policy on used guns.
Payment Types Accepted: CREDIT CARD, MONEY ORDER, CASHIER'S CHECK, PERSONAL CHECKS, GUN TAB
About Us: We are a large online and brick & mortar retailer near Pittsburgh, PA. We deal in new firearms as well as historical, classic, and vintage firearms. Ask us about C&R on applicable items! National Armory follows all local, state, and federal laws. It is the buyer's responsibility to know their laws before purchasing. Prices do not include shipping.
Description:
MANUFACTURER: SIG SAUER
MODEL: MPX K
VARIANT / CONFIGURATION: PMPX-4B-9-NB PISTOL W/ FOLDING BRACE
YEAR MANUFACTURED: 2023
COUNTRY OF ORIGIN: UNITED STATES
SERIAL NUMBER: 62H019713
ROLLMARKS: SIG SAUER INC. NEWINGTON NH USA / SIG MPX MULTI-CAL.
CALIBER: 9MM
CAPACITY: 32+1 ROUNDS
BARREL LENGTH: 4.50"
BARREL FEATURES: NITRIDE, THREADED
MUZZLE / THREAD PITCH: FACTORY SIG SAUER MINI MUZZLE BRAKE / M13.5X1 LH
OPERATING SYSTEM: SHORT-STROKE GAS PISTON
ACTION: SEMI-AUTO
TWIST RATE: 1:10
TRIGGER: TIMNEY SINGLE-STAGE FLAT TRIGGER
WEIGHT (UNLOADED): 5.00 LBS
CONFLICT ORIGIN: GWOT
OPTICS READY: FULL-LENGTH PICATINNY TOP RAIL
UPPER: ALUMINUM
LOWER: POLYMER
HANDGUARD / GRIP TYPE: ALUMINUM M-LOK HANDGUARD / SIG POLYMER PISTOL GRIP
FIREARM FINISH: BLACK HARD-COAT ANODIZED
CONDITION: VERY GOOD
ADDITIONAL FEATURES: FOLDING SIG BRACE, AMBIDEXTROUS CONTROLS, CLOSED-ROTATING BOLT, INTERCHANGEABLE BARREL SYSTEM
UPC NUMBER: 798681671762
WHAT’S INCLUDED: PISTOL, THREE (3) MAGAZINES, FACTORY BOX
The Sig Sauer MPX K was built for one mission: deliver maximum capability in the smallest possible package. Whether staged for home defense, deployed from a vehicle, carried in a discreet bag, or run hard on the training range, the MPX K brings rifle-grade controls and handling to a compact 9mm platform. Its ultra-short 4.50-inch barrel and folding brace configuration make it exceptionally maneuverable while maintaining the speed, accuracy, and shootability serious shooters demand.
What separates the MPX from nearly every pistol-caliber platform on the market is its operating system. Rather than relying on simple blowback operation, Sig engineered the MPX around a short-stroke gas piston system paired with a rotating bolt. The result is a smoother recoil impulse, reduced internal wear, and exceptional reliability across a broad range of ammunition. Combined with the factory Timney flat trigger, this platform delivers fast follow-up shots, excellent control, and accuracy that punches well above what most shooters expect from a compact 9mm.
Ergonomics are pure Sig Sauer and immediately familiar to anyone with AR-pattern experience. Fully ambidextrous controls allow efficient operation from either shoulder. The compact M-LOK handguard provides excellent control without unnecessary bulk, and the balance of the firearm keeps transitions fast and natural whether running drills or working confined spaces.
Modern readiness is built into every inch of the MPX K. The full-length Picatinny rail is ready for red dots, magnifiers, or night vision-compatible optics. The M-LOK handguard accepts weapon lights, lasers, sling attachments, and mission-specific accessories, while the threaded muzzle makes suppressor use straightforward. Few platforms offer this level of modularity in such a compact footprint, which is exactly why the MPX has become one of the most respected tactical PCC designs of the modern era.
Trusted by professionals, sought after by enthusiasts, and respected throughout the tactical firearms world, the Sig MPX K continues to set the standard for compact defensive platforms. This example includes the desirable folding Sig brace, factory box, and three 32-round magazines, giving the next owner a complete package that is ready to hit the range, defend the home, or anchor a serious tactical loadout from day one.
***Please see pictures for condition and wear***
SHIPPING INFORMATION:
IF THE ITEM YOU PURCHASE IS C&R ELIGIBLE, WE WILL ACCEPT A C&R LICENSE
WE TRY TO SHIP FIREARMS THE SAME DAY PAYMENT/FFL IS RECEIVED.
WE SHIP TO ALL 50 US STATES
IF YOU WANT INSURANCE FOR THE FINALAMOUNT PLEASE SELECT “OTHER”
PAYMENT OPTIONS:
*MONEY ORDER
*CERTIFIED CHECK
*CASHIER’S CHECK
*CREDIT CARD (3% FEE)
*IF PAYING BY CHECK PLEASE MAKE CHECK OUT TO: NATIONAL ARMORY
Layaway is available on purchases of $749.99 and above, see Additional Terms of Sales for details.
PROCEDURES:
IF YOUON A GUN AND DECIDE TO CANCEL YOURWE ARE UNABLE TO DO THAT FOR YOU PER GUN ’S POLICY. IF THE ENDS AND NO OTHER BIDS HAVE COME IN ON THAT GUN AND YOU STILL DO NOT WANT IT YOU WILL BE SUBJECT TO A 20% RESTOCKING FEE
SALES TAX:
PURCHASES ARE SUBJECT TO SALES TAX FROM
STATE & LOCAL LAWS:
CHECK YOUR LOCAL LAWS PRIOR TO . IF YOU HAVE QUESTIONS REACH OUT TO A LOCAL FFL AND THEY WILL BE ABLE TO HELP YOU ANSWER QUESTIONS REGARDING YOUR STATE'S SPECIFIC LAWS BETTER THAN WE CAN. IT IS THE BUYER’S RESPONSIBILITY TO KNOW IF HE/SHE CAN LEGALLY OWN A FIREARM AND ACCESSORIES BEFORE PLACING A BID.
DISCLAIMER
All pre-owned firearms offered by National Armory are thoroughly inspected by our on-site gunsmith to ensure they are in proper working condition. While test firing may or may not be conducted, all firearms are evaluated for basic function and safety. It is solely the buyer’s responsibility to be familiar with and comply with all federal, state, and local laws regarding firearm ownership and accessory restrictions, including but not limited to magazine capacity and prohibited features. All sales are final.
Price: $2,149.99
Handgun Caliber: 9x19mm Parabellum (9mm Luger, 9x19mm NATO)
Manufacturer: SIG SAUER
Model: MPX-K
Serial Number: 62H019713
Barrel Length: 4.50
Bore: STRONG
Condition: VERY GOOD
Metal Condition: VERY GOOD
Bore Condition: VERY GOOD
Manufacture Date: 2023