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.
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MORIARTI .450 BUSHMASTER 16" SEMI AUTO RIFLE | MAGPUL MOE
MORIARTI .450 BUSHMASTER 16" SEMI AUTO RIFLE | MAGPUL MOE. This AR rifle features a forged alum..
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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 AR-15 16″ 6MM ARC Nitride Rifle with M-LOK Rail & Alpha Stock
The AR-15 16″ 6MM ARC Rifle from Moriarti Armaments delivers exceptional long-range precision in a l..
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MORIARTI AR-15 5.56 NATO 16" MA-15 DEFENDER SERIES M4 SEMI AUTO RIFLE / MAGPUL / MAG
AR-15 5.56 NATO 16" MA-15 Defender Series M4 Semi-Auto Rifle | Magpul Stock | Includes 1 Mag | Made ..
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Moriarti AR-15 5.56 NATO 16" Semi Auto Rifle | Left Hand | Magpul Moe | Made in USA
AR-15 5.56/.223 Wylde 16" Semi-Auto Rifle | Left Hand | Magpul Moe – Made in the USA Designed for l..
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Moriarti Arms 6.5 Grendel 18" Tanker Semi-Auto Rifle | Stainless Barrel, M-Lok, Alpha Stock
The Moriarti Arms 6.5 Grendel 18" Tanker Semi-Auto Rifle is a high-performance firearm built for tho..
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Moriarti MAGPUL MOE AR-15 5.56/.223 16" Semi-Auto Rifle – FDE
Unleash your performance with the MAGPUL MOE AR-15 5.56/.223 16" Semi-Auto Rifle, expertly crafted f..
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Smith and Wesson M&P15 SPORT III 5.56 NATO / .223 Remington | 16" Barrel | 30RD | Black
The Smith & Wesson M&P15 SPORT III offers exceptional performance and reliability in a sleek..
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Moriarti Arms MA-15 6.5 Grendel 22" Semi-Auto Rifle | Magpul PRS Stock, M-Lok Handguard
The Moriarti Arms MA-15 6.5 Grendel 22" Semi-Auto Rifle is designed for precision shooting and hunti..
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SIG MCX SPEAR-LT 7.62x39 16" Rifle – Semi-Auto, M-LOK, QD Suppressor-Ready, Available in Black or Coyote Finish
Experience the next evolution of modular rifle technology with the SIG MCX SPEAR-LT in 7.62x39. Buil..
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Moriarti MA-15 5.56 NATO 13.9" 'The Transformer' Enhanced TakeDown Semi Auto Short Barreled Rifle
The MA-15 5.56 NATO 13.9" 'The Transformer' Enhanced TakeDown Semi Auto Rifle from Moriarti Armament..
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AR-15 16" Patriot Semi-Auto Rifle | Trump Battleworn Edition | A2 | Available in 5.56 NATO, 300 Blackout, & 7.62x39 Calibers
Looking for a reliable, high-quality AR-15 rifle? The AR-15 16" Patriot Semi-Auto Rifle in Trump Bat..
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AR-15 5.56/.223 16" Blue Diamond Tactical Semi-Auto Rifle / Magpul MOE / 1 Magazine Included
Take your shooting experience to the next level with the AR-15 5.56/.223 16" Blue Diamond Tactical S..
AR-15 5.56/.223 16" GREEN DIAMOND SEMI AUTO RIFLE / MAGPUL / MAG
AR-15 5.56/.223 16" GREEN DIAMOND SEMI AUTO RIFLE / MAGPUL / MAGAZINE INCLUDED • ..
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AR-15 5.56/.223 16" RED DIAMOND TACTICAL SEMI-AUTO RIFLE – MAGPUL / 1 MAGAZINE INCLUDED
Experience the power and precision of the Red Diamond Tactical AR-15. Built for both performance and..
Diamondback DB15 5.56/.223 Semi-Automatic Rifle – M-LOK – 16" Barrel – Made in USA
Introducing the Diamondback DB15, a semi-automatic rifle that combines military-grade performance wi..
Moriarti Armaments AR-15 5.45X39 "Vortex Vanguard" 16" M4 Sporting Rifle - MLOK/LE Stock
The Moriarti Armaments AR-15 5.45X39 "Vortex Vanguard" 16" M4 Sporting Rifle is a cutting-edge, high..
Moriarti Arms 6.5 Grendel 16" Semi-Auto Rifle | Stainless Diamond Fluted Barrel, M-Lok
The Moriarti Arms 6.5 Grendel 16" Semi-Auto Rifle is the ultimate choice for hunters and tactical sh..
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Barrett M107A1 Flat Dark Earth .50 BMG 29" Barrel 10-Rounds 3 Mags
The Barrett M107A1 is a powerful and precise semi-automatic rifle, chambered in .50 BMG, featuring a..