Item #:
723551442043
UPC: #:
723551442043
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SDS PX920RDM 20-Round Magazine for SIG P226 9mm Pistol

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The SDS PX920RDM delivers extended capacity for SIG P226 pistols with a robust 20-round design that maintains reliable feeding under demanding conditions. This aftermarket magazine provides shooters with increased firepower while maintaining the proven ergonomics and handling characteristics of the standard SIG platform.

What Makes This Different

Unlike standard 15-round factory magazines, the PX920RDM extends capacity by 33% without compromising reliability or adding excessive bulk. The magazine features reinforced steel construction with a corrosion-resistant finish that withstands extended use in harsh environments. Advanced spring geometry maintains consistent tension across all 20 rounds, ensuring reliable feeding from first shot to last.

Key Features

  • 20-round capacity increases firepower over standard 15-round magazines
  • Steel construction with anti-corrosion coating for long-term durability
  • Compatible with SIG P226 pistols in 9mm Luger chambering
  • Reinforced feed lips prevent deformation under repeated loading
  • High-tension spring maintains reliable feeding across full capacity
  • Witness holes allow quick visual ammunition count verification
  • Drop-free design ensures smooth magazine changes during reloads
Field testing demonstrates consistent cycling through various 9mm ammunition weights from 115 to 147 grains. The extended capacity proves valuable for competitive shooting disciplines, law enforcement applications, and home defense scenarios where reload frequency matters. The magazine functions reliably in temperature ranges from -20°F to 140°F, maintaining spring tension and feeding reliability across extreme conditions.

Technical Specs

  • Capacity: 20 rounds of 9mm Luger ammunition
  • Compatibility: SIG Sauer P226 pistols (9mm chamber only)
  • Construction: Steel body with polymer follower
  • Finish: Corrosion-resistant coating
  • Overall length: Approximately 6.2 inches
  • Weight: 4.8 ounces (empty)
  • Country of origin: United States
The SDS PX920RDM represents a practical capacity upgrade for SIG P226 owners seeking extended magazine performance without sacrificing reliability. Professional shooters and serious enthusiasts recognize the value of proven aftermarket magazines that deliver consistent performance when it matters most.