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MGRUG90599 1

MAG RUGER MARK IV 22/45 22LR 10RD

June 18, 2026
19981 14250304

CCI 9MM LUGER 124GR FMJ BLAZER BRASS 50 RD/BX 20 BX/CS

June 18, 2026

FN 509 Tactical Handgun 9mm Luger 10rd Magazines (2) 4.5″ Threaded Barrel FDE NMS

$819.00

FN 509 Tactical Handgun 9mm Luger 10rd Magazines (2) 4.5″ Threaded Barrel FDE NMS

3 in stock

SKU: CSSI|RJ66100383 Category:

The FN 509 Tactical an extension of the FN 509 family is based on FN’s submission pistol that the U.S. Army tested for its Modular Handgun Trials but includes the significant improvements to the design that were implemented in the FN 509. The pistol features the company’s U.S Patent No. 10/352654 Low-Profile Optics Mounting System that enables the platform to accept more than ten commercially-available miniature red dot (MRD) optics that co-witness with the suppressor-height night sights and remain adaptable to future optics releases with no requirement of direct milling of the slide. The slide cap for use when not shooting with an optic has raised sight wings that protect iron sight alignment if the pistol is dropped or jostled and provides a textured ramp for racking the slide against a belt loop pant pocket or boot. An FN-signature 4.5-inch cold hammer-forged stainless-steel barrel with target crown ½” x 28 threads that accept the bulk of 9mm suppressors available and thread cap with integrated O-ring to prevent loosening during use complete the top end. 

UPC

845737009144

Manufacturer

FN America / FN Herstal

Manufacturer Part Number

66-100383

Action

Semi-Auto

ATF Type

Pistol

Barrel Length

4.5"

Caliber/Gauge

9mm

Capacity

10 + 1

Length

12.5

Number of Magazines

2

Package Height

3.5

Package Width

11.5

Product Type

Pistol

Rate of Twist

1:10"

Safety

No

Shipping Weight

3.7

Sights

3-Dot Night/Suppressor Height

Sights Type

3-Dot Night/Suppressor Height

Slide Description

Optic Cut/Serrated