Maxim Defense PDX Pistol 5.56 NATO | 5.5in | 20rd

The Maxim Defense PDX is a subcompact AR-style pistol chambered in 5.56 NATO that was designed to provide PDW-level performance in a compact package. It features Maxim’s patent-pending SCW pistol system with an integrated BCG and interchangeable buffer weights, and ships with the HATEBRAKE muzzle booster installed under the handguard. Suggested optic: a red-dot such as the Trijicon MRO, a compact sight commonly priced well under $1,000 that pairs with the PDX for fast target acquisition and co-witness options.

Applications: close-quarters training and vehicle/urban operations.

Product Specifications

• The manufacturer is Maxim Defense Industries.
• The model is listed as PDX.
• The caliber is .223 REM/5.56 NATO.
• The barrel measures 5.5 inches.
• The action is Semi-Auto.
• The capacity is 20 rounds.
• The barrel type is Threaded with a 1/2×28 thread pitch.
• The overall length is 18.75 inches.
• The firearm ships with Maxim’s SCW Pistol System (brace).
• The listed accessory is the HATEBRAKE muzzle booster.
• The handguard description is M-LOK and the product references a two-piece handguard design.
• The finish is Anodized.
• The color is Flat Dark Earth.
• The safety type is Manual Safety.
• The UPC is 680017478025.

The PDX is engineered for compact, high-performance use where space is limited. Its SCW system and integrated BCG give a unique balance of compact geometry and tunable recoil characteristics, while the HATEBRAKE helps manage muzzle effects on a short barrel. This pistol is suited to shooters who prioritize a small footprint without giving up controllability or modularity.

Praised by industry press, the PDX was voted Best of SHOT 2019 by RECOIL Magazine and is frequently noted for its compact PDW design and innovative SCW system.