Home / Gun Care & Accessories / Maxim Defense / Maxim Defense MDX 508 AR-15 Complete Upper Receiver 300 AAC Blackout 8.5" Barrel Black
▼ 4% below avg
Maxim Defense MDX 508 AR-15 Complete Upper Receiver 300 AAC Blackout 8.5" Barrel Black
Lowest Price
$1,167.62
MSRP
$1,255.5
Savings
7% off
In Stock at
2 Stores
Updated
Unavailable
Watch this deal
Get an email when price or stock moves on this product.
Improve this listing
Send structured deal feedback for moderator review.
Compare Deals from 2 Retailers
Lowest price first
Specifications
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. FeaturesIncreased reliability due to included HATEBRAKEArmorer level adjustable gas blockM-slot compatible handguardMilitary-grade materials [17-4 Stainless Steel, 7075 and 6061 Aluminum]HK height rail for a more rigid upper receiverInstalls on any Mil-Spec lower receiver
