Moriarti AR-15 5.56/.223 22" Spiral Stainless Steel Fluted Upper Assembly, M-LOK, Triport Muzzle Brake
| Brand: | Moriarti Armaments |
| Product Code: | MAR-556-22-SPR-TRI |
| Availability: | In Stock |
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$299.95
- $449.95
22" 5.56 Upper: Specs & Features
Enhance your AR-15 build with the 22" Spiral Stainless Steel Fluted Upper Assembly, engineered for performance and accuracy. The 416 stainless steel heavy barrel features a spiral fluted design reducing weight while maintaining strength. The barrel is hardened to 26-32 RC and stress relieved for durability and precision. Chambered in 5.56 NATO (also accepts .223 Rem), it features a 1-8 RH twist and 6-groove button rifling for superior accuracy. The barrel has a .750 diameter under the gas block, and a M4 feed ramp ensures reliable cycling.
Key Features:
- Barrel: 22" 416 stainless steel spiral fluted heavy barrel, 1-8 RH twist, 6-groove button rifling.
- Chamber: 5.56 NATO (also accepts .223 Rem).
- Muzzle: 1/2x28 threaded Triport muzzle brake with nitride finish.
- Upper Receiver: Moriarti aluminum forgings, flat top, black hardcoat anodized, dust cover and forward assist installed, M4 feedramps.
- Gas System: .750 steel gas block, rifle-length gas tube, hardcoat anodized.
- Handguard: 15" free-floating M-LOK rail, made from aircraft-quality aluminum, black hardcoat anodized.
- No BCG/Charging Handle: Sold separately.
Compliance: CA, NY, and NJ compliant.
Please note: Images may not exactly represent the product as variations in M-LOK may occur depending on stock availability. Rest assured, the product quality remains excellent.
FAQ
Will this upper fit my AR-15 lower?
Yes. It fits any standard mil-spec AR-15 lower receiver and uses a standard 5.56 bolt carrier group and STANAG/AR-15 magazines.
Can I shoot both 5.56 NATO and .223 Remington?
Yes. A 5.56 NATO or .223 Wylde chamber safely fires both 5.56 NATO and .223 Remington ammunition.
Is a bolt carrier group included?
No. The bolt carrier group is sold separately; any standard 5.56 AR-15 BCG will work.
What twist rate does it use?
A 1:8 twist, a versatile rate for 55 gr to 77 gr bullets.
Related: 5.56 NATO & .223 Wylde AR-15 uppers
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Tags: 5.56 upper, ar-15 upper, 223 wylde upper, 22 inch 5.56 upper, spiral fluted barrel, stainless barrel, triport brake