10.5-inch AR 15 /M-16/M4 Pistol Upper with 10″ Quad Rail
Looking for a top-quality AR-15 upper receiver? Look no further than our 10.5″ 5.56 AR-15 / M4 Upper with 10″ Quadrail! This upper receiver is crafted from 7075-T6 Forged Blanks and cnc Machined to the highest standards available, ensuring optimum durability and performance.
The Barrel on these models are made from high-quality Chrome Moly 4150 Steel, and undergoes a rigorous drilling, reaming and button rifling process before being Nitride process Finished for maximum accuracy. The AR-15 Barrel Extensions also broached for a perfect mate to Mil-Spec Tolerance Bolt Carrier Groups.
With its hardcoat anodized finish, this upper receiver is built to with stand even the harshest environments without failure. So, whether you’re looking to take your rifle or pistol to the next level, or just want peace of mind knowing you have a top-quality product, our 10.5″ 5.56 AR-15 / M4 Upper with 10″ Quadrail is perfect for you!
10″ 556 AR-15 QR Upper Specifications:
Chamber – 5.56 NATO, M4 Feed Ramp (Shoots both .223 and 5.56)
Twist Rate – 1×7
Barrel Thread – 1/2 x 28
Barrel Steel 4150 Chrome moly stress relieved. Nitride Processed
Flash Hider – A2
Handguard – 10″ Anodized Black Quadrail
Gas Block – Low Profile Gas Block
Upper Receiver – Anderson Flat-Top AR-15 Upper
Bolt Carrier Group – Not Included
Charging Handle – Not Included
Made in the USA
SKU: DT12-004
Daytona Tactical test fires every custom upper to verify cycling. We do not guarantee cycling with all ammunition due to vast differences in the quality of ammunition. We’ll only warranty cycling with US made ammunition. We will not warranty cycling with imported, steel cased or reloaded rounds.
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information: www.P65Warnings.ca.gov

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