Builder's Grade Complete 10.5" 7.62 x 39 Upper Receiver | A2 | 9" M-LOK | With Bolt Carrier Group and Charging Handle
This Complete 10.5 inch M-LOK upper receiver comes with a 9 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 - 10.5"
- Material - 4150 Chrome Moly Vanadium
- Profile - Heavy
- Finish - Parkerized
- Gas System Length - Carbine
- Gas Block Journal - .750"
- Twist Rate - 1:7 inches
- Muzzle - 5/8 x 24 Threaded
- Weight - 2.2 lbs
- Other Info - .300BLK feed ramps
Bolt Carrier Group:
-
- .125" bolt face depth
- Enhanced Firing Pin
- Bolt Machined from 9310 tool steel
- Heat treated to military specifications
- Shot Peened
- MPI
- Black Nitride Finish
- Extractor Heat treated to military specifications
- Shot peened
- Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring
- Black Nitride Finish
- Cam pin Machined to Mil Spec
- Ground to meet military required tolerances
Upper Receiver:
- Machined from a Mil-Spec 7075 T6 forging Hard Coat Anodized per Mil-A-8625F, Type III
- M4 Feed ramps
- Made in the U.S.A.
Handguard:
- 9" free float handguard
- MIL-STD 1913 Picatinny rail on top
- 3 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
- 10 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.***
