Builder's Grade Complete 5.5" 9mm Upper Receiver - Black | FLASH CAN | 7" M-LOK | With Bolt Carrier Group and Charging Handle
This Complete 5.5 inch M-LOK upper receiver comes with a 7 inch free float handguard and is built with only the best Mil-Spec components. The heart of this upper is comprised of a 4150 barrel and our black nitride bolt carrier group that is finished with an incredible polish, making the action smooth and easy to keep clean.
Barrel:
- Length - 5.5"
- Material - 4150 Chrome Moly Vanadium
- Profile - Straight
- Finish - QPQ Corrosion Resistant
- Gas System Length - None
- Gas Block Journal - N/A
- Twist Rate - 1:10 inches
- Muzzle - 1/2x36 Threaded
- Weight - 9.7oz
Bolt Carrier Group:
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- Colt & Glock Compatible
- USA made 8620 Steel Carrier Construction
- Phosphated or Nitrided Finish
- Heavy Firing Pin Retaining Spring
- 13.7 oz.
Upper Receiver:
This .22LR / 9mm upper receiver assembly is made from forged 7075-T6 aluminum and is Hard Coat Anodized. It meets military specifications and comes in a true slick side configuration. The ejection port door is sized for 9mm and 22LR. This upper does not have a shell deflector, nor does it have a forward assist.
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Machined from a Mil-Spec 7075 T6 forging
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Type III Hardcoat Anodized finish
Handguard:
- 7" free float handguard
- MIL-STD 1913 Picatinny rail on top
- 2 M-Lok slots on 3 sides
- Precision Machined aircraft grade aluminum, for high strength and weight savings
- Hard Coat Anodized per Mil-A-8625F, Type III, Class 2
- Clamp on system for easy assembly
- Steel Barrel nut to resist movement under heat
- 8.9 oz with barrel nut and hardware
- 1.35" Inside Diameter
- 1.63" Wide
- Made in USA
Charging Handle:
- Alloy Charging Handle Assembly
- Complete with Standard Latch
- Made from hardcoat anodized aluminum
- Black finish
Please Note: Uppers may present light fouling from our quality control process and/or test firing
***Please allow an additional 2-3 business days of lead time as these uppers are made to order.***
