AR-15 Rifles – Complete AR15 Rifles in Multiple Calibers
AR-15 Rifles | Complete AR15 Rifles in Multiple Calibers
Shop AR-15 rifles in a wide selection of calibers, barrel lengths, finishes, and configurations at Moriarti Armaments. Browse complete AR15 rifles chambered in popular and specialty calibers including 5.56 NATO, .223 Wylde, 300 Blackout, 6.5 Grendel, 6.8 SPC II, 7.62x39, .350 Legend, .400 Legend, .450 Bushmaster, .458 SOCOM, .50 Beowulf/12.7x42, and .338 ARC. Compare current models by caliber, barrel, handguard, furniture, muzzle configuration, finish, and individual specifications.
What calibers are available in AR-15 rifles?
AR-15 rifles are available in numerous calibers beyond traditional 5.56 NATO and .223 Remington. Depending on the configuration, the AR-15 platform can support cartridges including 300 Blackout, 6.5 Grendel, 6.8 SPC II, 7.62x39, .338 ARC, .350 Legend, .400 Legend, .450 Bushmaster, .458 SOCOM, and .50 Beowulf/12.7x42. Each caliber requires the appropriate compatible components, and some configurations use caliber-specific bolts and magazines.
Looking only for rifles built by Moriarti? See Moriarti Rifles.
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MA-15 300 AAC Blackout 16" ENHANCED SERIES SEMI-AUTO RIFLE / OD GREEN / MAG
The Moriarti MA-15 Enhanced Series is a semi-automatic AR-15 platform rifle chambered in .300 AAC Bl..
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Moriarti AR-15 5.56 NATO 16" Complete Rifle – 15" M-LOK, A2 Flash Hider, LE Stock
The Moriarti MA-15 5.56 NATO 16" Complete Rifle combines proven AR-15 components with a modern, full..
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Moriarti AR-15 5.56 NATO 16" Enhanced Series M4 Rifle – Magpul MOE, 15" M-LOK
The Moriarti MA-15 Enhanced Series 16" M4 Rifle combines dependable AR-15 performance, modern stylin..
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Moriarti AR-15 5.56 NATO 16" Magpul MOE Semi-Auto Rifle
The Moriarti MA-15 is a semi-automatic AR-15 rifle chambered in 5.56 NATO and compatible with .223 R..
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Moriarti AR-15 5.56 NATO 16" Straight-Fluted Stainless Steel Rifle – Magpul MOE
The Moriarti AR-15 5.56 NATO 16" Straight-Fluted Stainless Steel Rifle combines precision-machined s..
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Moriarti AR-15 5.56 NATO 16" Tactical Rifle – FDE M-LOK, Magpul SL-K
The Moriarti MA-15 Tactical Rifle is a 5.56 NATO AR-15 platform rifle featuring a 16-inch 4150 Chrom..
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Moriarti AR-47 7.62x39 16" Complete Rifle – 15" M-LOK, A2 Flash Hider, LE Stock
The Moriarti AR-47 7.62x39 16" Complete Rifle combines the familiar AR-15 platform with the distinct..
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Moriarti MA-15 .450 Bushmaster 16" Semi-Auto Rifle – Tanker Brake, Magpul MOE
The Moriarti MA-15 .450 Bushmaster 16" Semi-Automatic Rifle is a big-bore AR-15 platform firearm fea..
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Moriarti MA-15 .458 SOCOM 16" Semi-Auto Rifle – 15" M-LOK, Magpul MOE
erMoriarti ArmamentsModelMA-15Product CodeMA15-458-16-RFLPlatformAR-15Caliber.458 SOCOMActionSemi-Au..
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Moriarti MA-15 5.56 NATO 16" Airlight Chrome Enhanced Rifle – M-LOK, Minimalist Stock
The Moriarti MA-15 Airlight Chrome Enhanced Rifle combines a lightweight-inspired design with distin..
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Moriarti MA-15 5.56 NATO 16" Camo Rifle – 15" AIR-LOK M-LOK Handguard
The Moriarti MA-15 Camo Rifle is a semi-automatic AR-15 platform rifle chambered in 5.56 NATO and co..
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Moriarti MA-15 6.5 Grendel 16" Semi-Auto Rifle
The Moriarti MA-15 6.5 Grendel is a semi-automatic AR-15 platform rifle chambered in 6.5 Grendel Typ..
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Moriarti MA-15 6.5 Grendel 16" Straight-Fluted Stainless Rifle
The Moriarti MA-15 is a complete semi-automatic AR-15 platform rifle chambered in 6.5 Grendel. This ..
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Moriarti MA-15 6mm ARC 16" Semi-Auto Rifle – 15" M-LOK, Magpul MOE
The Moriarti MA-15 6mm ARC 16" semi-automatic rifle combines the 6mm ARC cartridge with a forged AR-..
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Moriarti MA-15 Airlight 5.56 NATO 16" Suppressor Ready Rifle
The Moriarti MA-15 Airlight is a complete semi-automatic firearm chambered in 5.56 NATO, featuring a..
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Moriarti MA-15 Airlight 6.5 Grendel 16" Suppressor Ready Rifle
The Moriarti MA-15 Airlight 6.5 Grendel is a semi-automatic AR-15 platform firearm featuring a 16-in..
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Moriarti MA-15 Airlight 7.62×39 16" Suppressor Ready Rifle
The Moriarti MA-15 Airlight 7.62×39 is a semi-automatic AR-15 platform firearm featuring a 16-inch 4..
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AR-15 .50 Beowulf Moriarti 16" Semi-Auto Rifle | Tanker Muzzle Brake | 12.7x42 Cal
The AR-15 .50 Beowulf Moriarti 16" Semi-Auto Rifle is built for power and precision, chambered in th..
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AR-15 16" Titanium Complete Semi Auto Rifle – Choose Your Caliber: 5.56, 300BLK, 6.5GR or 7.62x39
The Moriarti MA-15 Titanium 16" Complete Rifle combines distinctive styling, versatile caliber optio..
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AR-15 5.56 NATO 16" Left-Handed Semi-Automatic Rifle – Magpul MOE, 15" M-LOK
The AR-15 5.56 NATO 16" Left-Handed Semi-Automatic Rifle is manufactured in the USA and features a d..
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AR-47 7.62x39 16" Straight-Fluted 416R Stainless Steel Rifle – Magpul MOE
The Moriarti AR-47 7.62x39 16" Straight-Fluted Stainless Steel Rifle combines the distinctive appear..
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Moriarti AR-15 16" 300AAC Blackout MA-300 Semi-Auto Rifle with Mag
The Moriarti MA-300 AR-15 rifle chambered in 300AAC Blackout is a reliable and versatile firearm pla..
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Moriarti MA-15 .224 Valkyrie 20" Stainless Steel Semi-Auto Rifle – M-LOK
The Moriarti MA-15 .224 Valkyrie is a semi-automatic AR-15 platform rifle featuring a 20-inch match-..
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Moriarti MA-15 .350 Legend 18" Semi-Auto Rifle
The Moriarti MA-15 .350 Legend is a semi-automatic AR-15 platform rifle chambered in .350 Legend, fe..