Maxim Defense MDX 508 AR-15 Complete Upper Receiver 5.56x45mm 8.5" Barrel - $1120.79 (Free Shipping on $100+ Orders)

Description

The Maxim Defense MDX508 upper receiver is now available as a direct upgrade to your existing Mil-Spec lower receiver. It features an 8.5" barrel making it ideal for close-quarters situations. The included HATEBRAKE increases reliability and is tucked under the 9.5" handguard. These upper receiver groups ship complete, including a Maxim Defense Mil-Spec or SCW bolt carrier group, Radian Raptor charging handle, and Maxim Defense hand stop, ready to shoot right out of the box.

Features

Increased reliability due to included HATEBRAKE
Armorer level adjustable gas block
M-slot compatible handguard
Military-grade materials [17-4 Stainless Steel, 7075 and 6061 Aluminum]
HK height rail for a more rigid upper receiver
Installs on any Mil-Spec lower receiver
Maxim Defense
Made In United States of America

Cartridge 5.56x45mm NATO
Color Anodized Arid
Material Aluminum
Weight 3.625 Pound
Barrel Length 8.5 Inches
Threads 1/2"-28
Sights No
Chrome Lined No
Gas Block Diameter 0.75 Inches
Gas System Length Pistol
M4 Feed Ramps Yes
Upper Receiver Type A3 Flat-Top
Handguard 9.5" M-Lok
Bolt Carrier Assembly Included Yes
Muzzle Device HATEBRAKE
Country of Origin United States of America
Compatible With AR-15

Product #: 732475