Posted October 10, 2019 3:24 pm by Comments

By Jacki Billings

Introduced in 2019, the FN 509 MRD blends FN’s midsize platform with an optics ready design so FN fans can hit the range with their favorite red dot. FN sent me the brand spanking new 509 MRD to try out while Trijicon sent over an RMR Type 2 to go with it. So let’s explore this FN and get into the nuts and bolts of this design.
The Basics
The FN Ships in a fabric case with interchangeable backstraps as well as mounts and screws for various optics. (Photo: Jacki Billings/
The FN 509 MRD is a 9mm chambered striker-fired handgun sporting a 4-inch barrel on a 7.4-inch length. Weighing 26.5-ounces, the FN 509 Midsize is comparable to the Glock 19 in size and brings a nice weight to those interested in concealed carry. The gun has enough heft that it manages recoil nicely without weighing gun owners down when carrying.
Shipping alongside a fabric case and two 15-round magazines, the handgun opts for a stippled grip area that feels good in the hand. It’s not overly aggressive so as to shred your palms while shooting but it also provides a nice contact area while gripping the gun. Speaking of nice features,


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