The MPX K offers a closed bolt gas piston system that is ultra reliable and durable. The MPX 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 features an updated M-LOK handguard and Timney Trigger. Includes 35rd polymer magazine.
Sig Sauer PMPX4B9 MPX K 9mm Luger Caliber with 4.50″
Sig Sauer PMPX4B9 MPX K 9mm Luger Caliber with 4.50″ Barrel, 30+1 Capacity, Black Hard Coat Anodized Metal Finish, Folding Pivoting Contour Brace Stock & Black Polymer Grip Right Hand
UPC | 798681666744 |
---|---|
Manufacturer | Sig Sauer |
Manufacturer Part Number | PMPX-4B-9-35 |
State Restriction (WA) | NO DIRECT SHIP TO WASHINGTON |
Number of Magazines | 1 |
Action | Semi-Auto |
Sights Type | NONE |
State Restriction (RI) | NO DIRECT SHIP TO RHODE ISLAND |
State Restriction (CA) | NO DIRECT SHIP TO CALIFORNIA |
Capacity | 35 |
Barrel Length | 4.5000 |
Caliber/Gauge | 9mm |
Length | 31.8000 |
Rate of Twist | 1:10" |
Thread Pattern | M13.5x1mm tpi |
Barrel Finish | Black |
Sights | Optic Ready |
Product Type | Semi-Auto Pistol |
Shipping Weight | 8.0 |
Package Height | 4.3 |
Package Width | 12.5 |
ATF Type | PISTOL |
Magazine Included | 1 x 35-Round |
Model | MPX |
Safety | Thumb |

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