DELIVERY TIMELINES ARE APPROXIMATELY 2-3 WEEKS
The 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
1. Increased reliability due to included HATEBRAKE™
2. Armorer level adjustable gas block
3. M-slot compatible handguard
4. Military-grade materials [17-4 Stainless Steel, 7075 and 6061 Aluminum]
5. HK height rail for a more rigid upper receiver
6. Installs on any Mil-Spec lower receiver
7. Comes with Mil-Spec or PDX BCG
MDX508 SPECS
• Weight: (No BCG) 3 lbs 10 oz
• Barrel Length: 8.5”
• Calibers: 7.62×39 | 5.56 NATO | 300 BLK
At Maxim Defense, we take pride in designing and manufacturing high-performance firearms, suppressors and accessories that deliver exceptional reliability and durability. Your feedback and positive reviews are important to us, as they help us continually improve our products. If you experience any issues with your Maxim Defense products, please contact us at info@maximdefense.com, and we’ll work with you to resolve the matter as quickly as possible. Please note that we do not cover damage caused by the installation of other manufacturers’ products.
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