The Maxim Defense MDX 508-SBR 7.62x39 8.5" Barrel 30rd Black MXM-47945 is a high-performance, compact short-barreled rifle chambered in the powerful 7.62x39 cartridge. Built by Maxim Defense, a leader in premium SBR and PDW platforms, this MDX 508-SBR combines exceptional build quality, modern ergonomics, and proven reliability in a highly maneuverable package. Equipped with an 8.5-inch barrel, MD-CQB stock, ALG trigger, and MDX two-piece handguard, this rifle is designed for operators and enthusiasts who demand maximum performance in a compact footprint.
Why Choose the Maxim Defense MDX 508-SBR 7.62x39?
The 7.62x39 caliber offers significantly more terminal performance and barrier penetration than 5.56 NATO while maintaining manageable recoil in a short-barreled configuration. The Maxim Defense MDX 508-SBR takes full advantage of this cartridge with an 8.5-inch barrel optimized for reliable function and effective ballistics at close to medium ranges. The inclusion of an ALG trigger provides a crisp, consistent pull that greatly improves accuracy and shootability compared to standard mil-spec triggers. Combined with the MD-CQB stock and lightweight two-piece handguard, this rifle delivers outstanding handling characteristics in a package that is easy to maneuver in confined spaces.
Key Features of the Maxim Defense MDX 508-SBR 7.62x39
- 8.5-Inch Barrel – Optimized for 7.62x39 with excellent reliability and compact overall length
- 7.62x39 Chambering – Delivers superior stopping power and barrier penetration compared to 5.56
- ALG Trigger – High-performance trigger for improved accuracy and smooth operation
- MD-CQB Stock – Compact, adjustable stock designed for close-quarters maneuverability
- MDX Two-Piece Handguard – Lightweight, modular handguard with ample M-LOK mounting options
- Hate Brake Flash Hider – Effective muzzle device that reduces flash and recoil
- 30-Round Capacity – Compatible with standard 7.62x39 magazines
- Black Finish – Professional, non-reflective finish suitable for tactical use
Performance and Build Quality
The Maxim Defense MDX 508-SBR is built to the highest standards using premium components throughout. The 8.5-inch barrel is paired with a high-quality gas system tuned specifically for reliable cycling with 7.62x39 ammunition. The ALG trigger significantly enhances the shooting experience by providing a clean break and short reset, making follow-up shots faster and more precise. The MD-CQB stock offers a compact collapsed length while still providing a solid cheek weld when extended. The two-piece MDX handguard is both lightweight and strong, allowing users to mount optics, lights, and other accessories with ease. The Hate Brake flash hider helps control muzzle rise and reduces visible signature during rapid fire. Overall, this rifle represents Maxim Defense’s commitment to producing compact, powerful, and reliable firearms for professional and serious civilian users.
Technical Specifications
| Product Name | Maxim Defense MDX 508-SBR |
|---|
| Model Number | MXM-47945 |
|---|
| UPC | 680017479459 |
|---|
| Caliber | 7.62x39 |
|---|
| Barrel Length | 8.5 inches |
|---|
| Overall Length | Compact SBR Configuration |
|---|
| Capacity | 30 Rounds |
|---|
| Stock | MD-CQB Stock |
|---|
| Trigger | ALG Trigger |
|---|
| Handguard | MDX Two-Piece Handguard |
|---|
| Muzzle Device | Hate Brake Flash Hider |
|---|
| Finish | Black |
|---|
| Product Type | Short-Barreled Rifle (SBR) |
|---|
| Key Feature | 7.62x39 SBR with ALG Trigger & MD-CQB Stock |
|---|
Compact power with premium components.
The Maxim Defense MDX 508-SBR 7.62x39 delivers exceptional performance in a highly maneuverable short-barreled rifle package.
Important Notice: This product is a short-barreled rifle (SBR) and is regulated under the National Firearms Act (NFA). It is the buyer’s responsibility to ensure compliance with all applicable federal, state, and local laws, including proper NFA registration and tax stamp requirements. This product is intended for lawful use only by individuals legally allowed to possess NFA firearms. Always follow proper firearm safety rules. Keep out of reach of children.
The End
