Sig MPX K Pistol 9mm, 4.5″ Barrel, Folding Brace, Black, 35rd Sig Sauer

Original price was: $2,299.99.Current price is: $1,839.99.

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Sig MPX K Pistol 9mm

Sig MPX K Pistol 9mm, 4.5″ Barrel, Folding Brace, Black, 35rd Sig Sauer

Original price was: $2,299.99.Current price is: $1,839.99.

SKU: 798681666744 Category: Tag:
The choice of professionals worldwide, the MPX K offers a closed bolt gas piston system that is ultra reliable and durable. As with all MPX, the K is modular allowing for multiple handguard and barrel lengths and is ready to go for suppressor use. It features the SIG PCB folding brace which allows the K to fold into an ultra-compact size and be operable in the folded position.

The K also features an updated M-Lok handguard which is available as accessories in multiple lengths for suppressor coverage.

Finally, the K is upgraded with the ultra smooth, ultra-fast Timney Trigger. If you are looking for the ultimate modular sub gun, look no further than the MPX K from SIG SAUER.

Caliber 9mm Luger

Model MPX K

Stock Finish Black

Action Semi-Automatic

Barrel Length Range 4.00″ to 4.99″

Sights None, Optic Ready

Capacity 35+1

Muzzle Threaded

Grips Black Polymer

Metal Finish Black Hardcoat Anodized

OAL 22.5″

Receiver Material Aluminum

Stock Description PCB Folding- folds left side

Stock Material Synthetic

Thread Pattern M13.5 x 1 mm

Trigger Timney

Twist 1:10″

Weight 5 lbs

Barrel Description Cold Hammer-Forged Carbon Steel

Search Code SIGMPX

Similar Items HGT9MM

Barrel Length 4.5″

FFL Transfer & Firearms Laws for Sig MPX K Pistol 9mm, 4.5" Barrel, Folding Brace, Black, 35rd Sig Sauer

All firearms, including the Sig MPX K Pistol 9mm, 4.5" Barrel, Folding Brace, Black, 35rd Sig Sauer, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.

How It Works

  1. Place your order online.
  2. Provide your preferred FFL dealer information.
  3. We ship the firearm directly to your FFL.
  4. You complete the background check and pickup at the FFL.

Legal Compliance

We comply with all federal and state firearm laws. It is your responsibility to ensure the Sig MPX K Pistol 9mm, 4.5" Barrel, Folding Brace, Black, 35rd Sig Sauer is legal in your state. Some states may have restrictions on certain firearm models or features.

Helpful Resources

Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.

Frequently Asked Questions About This Product

Why buy Sig MPX K Pistol 9mm, 4.5" Barrel, Folding Brace, Black, 35rd Sig Sauer from Miami Shooters Supply?

We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.

Where can I buy Sig MPX K Pistol 9mm, 4.5" Barrel, Folding Brace, Black, 35rd Sig Sauer?

You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.

Is Sig MPX K Pistol 9mm, 4.5" Barrel, Folding Brace, Black, 35rd Sig Sauer available now?

Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.

What category does this product belong to?

This product is listed under: .

What tags or features does this product have?

Key features and tags for this product include: .

Is this product legal in my state?

It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.

Additional information

Classification

Firearm
Manufacturer Number

PMPX-4B-9-35
Brand

Sig Sauer
interest

AR-15 Pistols, Sig AR Pistols, Handguns Sale

FFL Transfer & Firearms Laws

All firearms, including the Sig MPX K Pistol 9mm, 4.5" Barrel, Folding Brace, Black, 35rd Sig Sauer, must be shipped to a licensed Federal Firearms License (FFL) dealer. A background check and any required local paperwork must be completed before you can take possession.

How It Works
  1. Place your order online.
  2. Send us your preferred local FFL dealer info.
  3. We ship the firearm to your FFL after verification.
  4. Complete background check and pick up from your dealer.
Legal Compliance

We comply with all U.S. firearm laws. It is your responsibility to ensure the Sig MPX K Pistol 9mm, 4.5" Barrel, Folding Brace, Black, 35rd Sig Sauer is legal in your state. Some states (e.g. CA, NY, NJ) have restrictions on magazine size or certain features.

Helpful Links

Need help? Contact our team — we’ll guide you through selecting a compliant firearm and the FFL transfer process.

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