Modern Sporting Rifles

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Our Modern Sporting Rifles category is built for the versatile shooter, featuring a comprehensive selection of AR-15 platform rifles and components from trusted manufacturers like Daniel Defense, Smith & Wesson, and Aero Precision. You’ll find complete rifles chambered in 5.56 NATO and .300 Blackout, along with a huge inventory of uppers, lowers, handguards, and triggers to build or customize your ideal setup. We’ve got over 335 options in stock, so whether you’re looking for a reliable home defense tool or a precision-oriented competition rifle, the foundation is here. At Delaware Firearms, we understand the platform inside and out and keep the parts you need on the shelf. Browse our full selection below.

Modern Sporting Rifles

BARRETT M107A1 50BMG 10RDS 29-INCH

Ohio Ordnance Works M2-SLR .50 BMG 20″ Barrel Belt-Fed-Rounds

Barrett M107A1 50BMG 10Rds 29-inch

BARRETT M107A1 TUNGSTEN .50 BMG 20″ BARREL 10-ROUNDS

BARRETT M107A1 FLAT DARK EARTH .50 BMG 20″ BARREL 10-ROUNDS

BARRETT M107A1 FLAT DARK EARTH .50 BMG 29″ BARREL 10-ROUNDS

Ohio Ordnance Works M240-SLR 7.62 X 51 20″ Barrel Belt-Fed-Rounds

Barrett M107A1 Tungsten .50 BMG 20″ Barrel 10-Rounds

Barrett M107A1 Flat Dark Earth .50 BMG 20″ Barrel 10-Rounds

Barrett M107A1 Flat Dark Earth .50 BMG 29″ Barrel 10-Rounds

FN M249S PARA FLAT DARK EARTH 5.56 NATO 16.1″ BARREL BELT-FED TELESCOPING STOCK

FN M249S PARA 5.56 NATO 16.1″ BARREL BELT-FED TELESCOPING STOCK

FN M249S FDE 5.56 NATO 18.5″ BARREL 30-ROUNDS WITH BIPOD AND CARRY HANDLE

FN M249S 5.56 NATO 18.5″ BARREL 30-ROUNDS WITH BIPOD AND CARRY HANDLE

FN M249S Para 5.56 NATO 16.1″ Barrel Belt-Fed Telescoping Stock

FN M249S Para Flat Dark Earth 5.56 NATO 16.1″ Barrel Belt-Fed Telescoping Stock

Barrett 82A1 Flat Dark Earth .416 Barrett 29″ Barrel 10-Rounds 5-25x50mm Scope

Barrett 82A1 .416 Barrett 29″ Barrel 10-Rounds Fin Grip with 5-25x50mm Scope

Barrett 82A1 Grey .50BMG 29″ Barrel 10-Rounds

Barrett 82A1 .416 Barrett 29″ Barrel 10-Rounds Bladed Grip

FN M249S 5.56 NATO 18.5″ Barrel 30-Rounds With Bipod and Carry Handle

Barrett 82A1 Flat Dark Earth .416 Barrett 29″ Barrel 10-Rounds Bladed Grip

FIGHTLITE INDUSTRIES MCR DUAL FEED 5.56 / .223 REM 16.25″ BARREL 30-ROUNDS / 100 LINKS MLOK

FIGHTLITE INDUSTRIES MCR DUAL FEED 5.56 / .223 REM 16.25″ BARREL 30-ROUNDS / 100 LINKS

ARES DEFENSE SYSTEMS ARES-15 556 16-INCH COL STK

APF MLR .300 WIN MAG 24″ BARREL 5-ROUNDS 4 MAGAZINES

2A ARMAMENT BLR-16 GREY 5.56 / .223 REM 16″ BARREL 30-ROUNDS

B&T APC308 PRO 7.62 X 51 / .308 WIN 16.5″ BARREL 20-ROUNDS

2A ARMAMENT XLR-20 KUIU VIAS 6.5 CREEDMOOR 20-INCH 20RDS

FN SCAR 16S NRCH 5.56 NATO / .223 REM 16.25″ BARREL 10-ROUNDS

AUTO ORDINANCE 1927A-1 45ACP 50RDS TITANIUM GOLD PLATE BLEM

CHRISTENSEN ARMS CA-10 DMR BURNT BRONZE .308 WIN 20″ BARREL 20-ROUNDS

CHRISTENSEN ARMS CA-10 DMR .308 WIN 18″ BARREL 10-ROUNDS

CHRISTENSEN ARMS CA-10 DMR BLACK 6.5 CREEDMOOR 24″ BARREL 20-ROUNDS

COBALT SPR ELITE FLAT DARK EARTH 6MM ARC 18″ BARREL 20-ROUNDS

HECKLER AND KOCH MR556A1 FLAT DARK EARTH 5.56 NATO / .223 REM 16.5″ BARREL 30-ROUNDS

CHRISTENSEN ARMS CA-10 DMR BURNT BRONZE 6.5 CREEDMOOR 24″ BARREL 20-ROUNDS

CHRISTENSEN ARMS CA-10 DMR TUNGSTEN GREY .308 WIN 18″ BARREL 10-ROUNDS

CHRISTENSEN ARMS CA-10 DMR TUNGSTEN GREY 6.5 CREEDMOOR 22″ BARREL 20-ROUNDS

CHRISTENSEN ARMS CA-10 DMR TUNGSTEN .308 WIN 18″ BARREL 20-ROUNDS

CHRISTENSEN ARMS CA-10 DMR BURNT BRONZE 6.5 CREEDMOOR 22″ BARREL 20-ROUNDS

CHRISTENSEN ARMS CA-10 DMR .308 WIN 20″ BARREL 20-ROUNDS

CHRISTENSEN ARMS CA-10 DMR .308 WIN 18″ BARREL 20-ROUNDS

CHRISTENSEN ARMS CA-10 DMR 6.5 CREEDMOOR 20″ BARREL 10-ROUNDS

COBALT SPR ELITE 6MM ARC 22″ BARREL 20-ROUNDS

ALEX PRO FIREARMS MLR7MM 7MM REM MAG 22″ BARREL 5 ROUNDS MAGMLR HARD CASE

FIERCE FIREARMS F-15 SIDEWINDER .223 WYLDE 16″ BARREL 30-ROUNDS

DANIEL DEFENSE DD5 V5 MIL-SPEC BROWN 6.5 CREEDMOOR 20″ BARREL 10-ROUNDS CA COMPLIANT

Field notes, restocks, occasional drops.