Home / Guns / FN America / FN Herstal / FN Model 509 Midsize MRD Flat Dark Earth 9mm 4 Barrel 15-Rounds - No Manual Safety
FN Model 509 Midsize MRD Flat Dark Earth 9mm 4 Barrel 15-Rounds - No Manual Safety
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MSRP
$839
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Updated
Aug 26, 2026
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2 Magazines
Durable Construction
Long Term Reliability
Precise Manufacturing
Specifications
Caliber
Brand
Model
FN509 Midsize MRD
Series
MRD
MPN
66-100741
UPC
845737011567
Description
FN 509 Midsize MRD Features The FN 509M MRD brings you the FN Low Profile Optics Mounting System giving you the option of direct mounting more than 10 different miniature red dot optics to your concealed carry pistol. Featuring a midsized frame fully ambidextrous controls all-black co-witness iron sights standard 15rd capacity and is compatible with larger capacity FN 509 magazines with use of a sleeve. The improved controls aid in manipulation the new improved texturing on the two included backstraps provides better recoil management and a new flatter faced trigger allows for more controllable trigger press and cleaner break. Includes- two interchangeable backstraps two 15rd magazines and a locking device. 509 Midsize MRD Specifications Brand: FN Model: 509M MRD Category: Pistols Caliber: 9mm Luger Frame Finish: Flat Dark Earth Action: DAO Slide Description: Flat Dark Earth Steel Capacity: 15+1 Frame Material: Polymer Grips: Flat Dark Earth Interchangeable Backstrap Hand: Right Includes: 2 Magazines / Optic Mounting System OAL: 7.40 Safety: No Manual Sight Configuration: Co-Witness Iron Sights Sight Style: Combat Twist: 1:10 Weight: 26.50 oz Barrel Description: Cold Hammer Forged Barrel Length: 4







