The Maxim Defense PDX 505-SPS in 7.62x39mm (brand part no. MXM50801) is a semi-automatic AR-pattern pistol built around a 5.5-inch barrel, bringing the PDX’s compact reliability-enhancing platform to an AK-pattern cartridge. Maxim Defense finishes this SKU in black metal with a matching black polymer grip and equips it with the SCW Pistol System in place of a traditional stock or brace, keeping the rear end free of protruding angles. Among AR-pattern pistols in the AR pistols category, the 505-SPS favors shooters who want a 7.62x39mm subcompact with optic-ready capability.

Key Specifications

• Chambered in 7.62x39mm.
• Operates as a semi-automatic AR-pattern pistol.
• Features a 5.5-inch barrel.
• Feeds from a magazine with a 20+1-round capacity.
• Equipped with the SCW Pistol System rear end.
• Ships optic-ready with no fixed sights.
• Finished in black metal with a black polymer grip.
• The SCW Pistol System weighs just 5.3 ounces.
• Includes a rear single-point QD swivel mount.

Frequently Asked Questions

What caliber is this pistol chambered in? 7.62x39mm.

Does this pistol include sights? No, it ships optic-ready with no fixed sights.

Buy the Maxim Defense PDX 505-SPS 7.62x39mm Pistol

A compact 7.62x39mm pistol with Maxim’s streamlined SCW Pistol System is exactly what the 505-SPS delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.