Radical Firearms AR-15 Complete Upper, 7.62x39mm, 16" Heavy Barrel, M-Lok Rail
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Radical Firearms AR-15 Complete Upper, 7.62x39mm, 16" Heavy Barrel, M-Lok Rail

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$371.99 $337.99
(You save $34.00)
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The Radical Firearms M4 Upper Receiver is a flat top, law-enforcement grade, drop in receiver, ready to be mounted to any Mil-Spec AR-15 lower receiver! This fully mil-spec compliant receiver provides a high-quality upper for any level budget or shooter. Comes complete and assembled with Upper Receiver, Forward Assist, Ejection Port Door, RF Barrel Nut,15" M-LOK Handguard 16" HBAR Barrel and A2 Flash Hider. Complete upper including Bolt Carrier Group and Charging Handle.
16" HBAR Melonite Barrel
4150V Chrome Moly
1 in 10" twist rate
7.62x39 BCG
M4 Feed ramps
Low Profile Micro Gas Block
Stainless Carbine-length gas tube
Direct Gas Impingement
Mil-Spec A2 Flash Hider
15" FCR Handguard (M-LOK)
Top Picatinny Rail
Forged Upper Receiver with Forward Assist, Shell Deflector
Milspec Charging Handle
Made in Houston, Texas U.S.A.!

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Shipping & Returns

Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

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We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.