Winchester PDX1 Defender .357 Magnum 125 gr (20rd)

UPC: 020892218864 MPN: S357MPDB

Winchester PDX1 Defender .357 Magnum 125 grain ammunition is part of Winchester’s Elite/Defender series, designed with a bonded jacketed hollow point bullet and a notched jacket to promote controlled, uniform expansion. The factory-listed case material is nickel-plated brass and the published muzzle velocity for this loading is 1325 fps with muzzle energy of 487 ft·lbs. Barrel length is not specified by the manufacturer. This listing reflects availability as individual 20-round factory boxes; higher case quantities (10 boxes per case) are also shown in the manufacturer’s data.

Key Features

• Caliber: .357 Magnum
• Barrel length: Not specified by manufacturer
• Finish/Material: Nickel-plated brass cases (case material provided by manufacturer)
• Capacity / Magazine: 20 rounds per factory box
• Bullet weight: 125 grains
• Bullet type: Bonded Jacketed Hollow Point (PDX1 Defender)
• Muzzle velocity: 1325 fps (manufacturer data)
• Muzzle energy: 487 ft·lbs (manufacturer data)
• Special feature: Notched jacket and proprietary bonding process for consistent expansion
• Reloadable: Yes (case material indicated as nickel-plated brass)

Why Choose Winchester

• Winchester has a long-established history in ammunition manufacturing and widely used commercial lines.
• The PDX1 Defender design uses a bonded jacket and notched profile to promote consistent expansion and weight retention across a range of conditions.
• Factory-sealed 20-round boxes and clearly identified lot markings support traceability and condition; consult manufacturer documentation for warranty and safety guidance.

Packaging

Sold as a factory box containing 20 cartridges. Manufacturer data indicates 10 boxes per case when purchased in case quantities. No additional accessories are included. Manufacturer literature and safety information may be included with the packaging; for warranty or service details refer to Winchester’s published guidance.

Why Choose PMA Customs?

• Curated Parts: Every component in a PMA firearm undergoes rigorous inspection and testing. With over a decade of experience, we meticulously select and integrate only quality parts, ensuring unparalleled reliability when it matters most.
• Quality Without Markup: We leverage our manufacturing capabilities and reputable sourcing to deliver exceptional firearms without unnecessary markups. Each product is hand-assembled with stringent quality checks at every stage, guaranteeing superior craftsmanship.
• American Made & Veteran Owned: As a Veteran Owned and Operated business, all PMA Customs firearms are proudly built and assembled in our Georgia facility, utilizing components made here in the USA.

 

Warranty: All Pickett’s Mill Armory firearms, assemblies, and components are backed by our limited lifetime manufacturer’s warranty!