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6.5 Grendel
Discover a premium selection of US-made 6.5 Grendel Custom Upper Assemblies from Moriarti Arms. Each fully-complete, function-tested upper receiver assembly is ready to fire. Compatible with standard 5.56 magazines, these custom uppers offer enhanced performance and reliability for your rifle.
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Unleash the Power of the 6.5 Grendel with Our Premium AR-15 Pistol Upper. Designed for shooters who demand precision and power, this 6.5 Grendel AR-15 Pistol Upper offers superior ballistics compared to standard 5.56 NATO or .223 Remington rounds. The 10" barrel makes this build perfect for maneuver..Unleash the Power of the 6.5 Grendel with Our Premium AR-15 Pistol ...$269.95$429.95
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Upgrade your AR-15 with the Moriarti Armaments 6.5 Grendel 10" Premium Upper Assembly—a high-performance, compact, and versatile platform chambered in 6.5 Grendel. Known for its superior long-range ballistics, the 6.5 Grendel round offers increased power, accuracy, and precision compared to traditio..Upgrade your AR-15 with the Moriarti Armaments 6.5 Grendel 10" Prem...$299.95$449.95
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AR-15 6.5 Grendel 16" Tactical Upper with 15" M-Lok Handguard - Precision, Power, and DurabilityUpgrade your AR-15 with the 6.5 Grendel 16" Tactical Upper, designed for shooters who demand performance, accuracy, and reliability. This upper assembly is chambered in 6.5 Grendel, a caliber known for it..AR-15 6.5 Grendel 16" Tactical Upper with 15" M-Lok Handguard - Pre...$269.95$399.95 -
Upgrade your AR-15 with the 6.5 Grendel 12.5" Ballistic Premium Pistol Upper, a high-performance upper assembly built for accuracy, durability, and versatility. Chambered in 6.5 Grendel, this upper is designed for those seeking improved ballistics, enhanced stopping power, and a perfect fit for shor..Upgrade your AR-15 with the 6.5 Grendel 12.5" Ballistic Premium Pis...$369.95$549.95 -
Enhance your AR-15 build with this Custom 6.5 Grendel 12.5" Upper Assembly, designed for tactical performance and hunting capabilities. Crafted for hunters and shooters who demand precision, durability, and accuracy, this upper assembly is a perfect addition to your custom 6.5 Grendel build. Whether..Enhance your AR-15 build with this Custom 6.5 Grendel 12.5" Upper A...$299.95$449.95
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AR-15 6.5 Grendel 14.5" Premium Pistol Upper with Super Slim M-LOK Rail – Perfect for Hunting SeasonPrepare for the ultimate hunting season with the Moriarti Armaments AR-15 6.5 Grendel 14.5" Premium Pistol Upper. Designed for precision, power, and reliability, this upper is perfect for hunters seeking a powerful, accurate, and lightweight platform. The 6.5 Grendel chambering ensures high-energy p..Prepare for the ultimate hunting season with the Moriarti Armaments...$299.95$499.95
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Enhance your AR-15 with the 6.5 Grendel 18" Nitride Upper Assembly, built for precision, power, and versatility. This upper is chambered in 6.5 Grendel Type 2, offering superb performance for a variety of shooting applications, from long-range target shooting to tactical and hunting purposes. With i..Enhance your AR-15 with the 6.5 Grendel 18" Nitride Upper Assembly,...$299.95$499.95
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Upgrade your AR-15 with the Moriarti Armaments 6.5 Grendel 16" Carbine Upper Assembly, offering powerful performance for precision shooting, tactical training, and long-range accuracy. Designed for versatility and enhanced accuracy, this upper assembly provides superior ballistics and excellent powe..Upgrade your AR-15 with the Moriarti Armaments 6.5 Grendel 16" Carb...$349.95$599.95
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Enhance your AR-15 with the 6.5 Grendel 16" Diamond Fluted Stainless Steel Upper Assembly, designed for precision and performance. This drop-in upper is compatible with any standard AR-15 lower assembly, making it a perfect upgrade for enthusiasts seeking to build a powerful, accurate rifle.Key Feat..Enhance your AR-15 with the 6.5 Grendel 16" Diamond Fluted Stainles...$499.95 -
Moriarti Armament's AR-15 16" 6.5 Grendel Type II Tactical Upper Assembly – M-LOK Handguard, 4150 CMV Barrel, Shark Muzzle - Upgrade your AR-15 platform with Moriarti Armament’s 16” 6.5 Grendel Type II Tactical Upper Assembly, engineered for precision and reliability. This fully assembled ..Moriarti Armament's AR-15 16" 6.5 Grendel Type II Tactical Upp...$299.95$449.95
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Take your shooting game to the next level with the AR-15 6.5 Grendel 18" Stainless Steel Upper Assembly. Designed for both performance and durability, this upper features an 18" stainless steel barrel with a straight fluted design, optimizing heat dissipation for longer shooting sessions and providi..Take your shooting game to the next level with the AR-15 6.5 Grende...$299.95$499.95
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Elevate your AR-15 with the 6.5 Grendel 20" Black Diamond Stainless Steel Upper Assembly from Moriarti, designed to deliver exceptional accuracy, durability, and performance. This drop-in upper fits virtually any standard Mil-Spec AR-15 lower assembly and is compatible with your standard 5.56 magazi..Elevate your AR-15 with the 6.5 Grendel 20" Black Diamond Stainless...$349.95$599.95
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Enhance your AR-15 build with the AR-15 6.5 Grendel 20" Diamond Fluted Stainless Steel Upper Assembly. Designed for precision shooting and reliable performance, this drop-in 6.5 Grendel Type 2 upper will seamlessly fit onto any standard AR-15 lower assembly. Whether you're a competitive shooter or a..Enhance your AR-15 build with the AR-15 6.5 Grendel 20" Diamond Flu...$349.95$599.95 -
Upgrade your AR-15 with this custom 6.5 Grendel 20" Spiral Fluted Stainless Steel Upper Assembly, designed for precision, durability, and performance. Whether you're looking for a hunting rifle, competition build, or a reliable upper for tactical applications, this 6.5 Grendel upper offers superior ..Upgrade your AR-15 with this custom 6.5 Grendel 20" Spiral Fluted S...$329.95$549.95 -
Take your precision shooting to new heights with the AR-15 6.5 Grendel 20" Stainless Steel Straight Fluted Competition Upper Assembly. Perfect for competitive shooters and long-range enthusiasts, this upper assembly is designed for optimal accuracy, performance, and durability.Key Features:6.5 Grend..Take your precision shooting to new heights with the AR-15 6.5 Gren...$299.95$499.95
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Upgrade your AR-15 with this 6.5 Grendel 22" heavy barrel upper assembly, designed for precision shooting, long-range performance, and enhanced durability. Featuring a nitride-finished 4150 Chrome Moly Vanadium barrel, this upper is ideal for those looking for consistent performance in 6.5 Grendel T..Upgrade your AR-15 with this 6.5 Grendel 22" heavy barrel upper ass...$299.95$549.95
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Transform your AR-15 into a 6.5 Grendel powerhouse with this 24" competition upper assembly. Built for performance, precision, and durability, this upper assembly is designed to provide unmatched accuracy at long-range distances. The spiral-fluted barrel not only enhances the aesthetics of your rifl..Transform your AR-15 into a 6.5 Grendel powerhouse with this 24" co...$349.95$549.95
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Transform your AR-15 into a 6.5 Grendel with this 24" competition upper assembly. Designed for high-performance and long-range precision, this upper provides the accuracy and reliability necessary for precision shooting, tactical operations, and hunting.With a nitride-coated barrel and M-LOK handgua..Transform your AR-15 into a 6.5 Grendel with this 24" competition u...$349.95$499.95 -
Transform your AR-15 into a precision 6.5 Grendel with this 24" stainless steel upper assembly. This upper features a high-performance 416R stainless steel barrel and a sleek, lightweight M-LOK free float handguard, making it perfect for precision shooting, long-range accuracy, and tactical applicat..Transform your AR-15 into a precision 6.5 Grendel with this 24" sta...$349.95$649.95