The Maxim Defense MXM50803 PDX 505-SPS is a compact AR-style pistol built around Maxim’s SCW Pistol System for a streamlined rear profile. Chambered for .223 REM/5.56 NATO with a 5.50″ barrel, it provides a short, maneuverable platform for range use and close-quarters applications. The SCW Pistol System replaces a stock or brace to reduce bulk and weight while retaining a rear single-point QD swivel mount.
Key Specifications
- The action is Semi-Auto for standard AR-style operation.
- Chambering is .223 REM/5.56 NATO.
- The barrel measures 5.50″ for a compact footprint.
- The capacity is 20 + 1 rounds.
- The overall length is 18.75″.
- The weight is 5.10 lbs.
- Optic readiness is Optic Ready to accept a variety of sighting systems.
- The grip is Black Polymer.
- The rear uses Synthetic stock material as part of the SCW Pistol System.
- The barrel length range is 5 to 5.99″.
Compact, lightweight, and optimized for a low-profile carriage, the PDX 505-SPS suits shooters who prefer a short-barrel AR platform that balances handling, reduced weight, and accessory compatibility. Its SCW Pistol System minimizes protrusions and snag points while preserving sling functionality via the rear QD mount, making this model a practical choice for controlled-range use and any role requiring a compact AR-style pistol.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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