
In StockSave 10%
ProMag Magazine, 9mm, 50 Round Drum, Fits Sig Sauer P320, Polymer, Black
Sold byPalmetto State Armory•Posted May 18, 2026
Compare prices for ProMag Drum Magazine for Sig Sauer P320 9mm 50-Round Polymer Black$85.99
$95.99
You save $10.00 (10% off)
Price and stock data refresh continuously from Palmetto State Armory.
Deal Summary
- Currently in stock.
- Caliber: 9mm
- Category: parts
- UPC: 708279015274
- SKU: 516551636792
- Brand: Promag
Price History
Deal Details
ProMag magazines are designed utilizing both traditional stamping and welding of heat-treated high carbon steel, and modern precision injection molding of mil-spec polymer compounds. Every ProMag magazine is backed by a lifetime guarantee against manufacturer's defects. Made in USA.
Other Offers for This Product
Active offers from your catalog for ProMag Drum Magazine for Sig Sauer P320 9mm 50-Round Polymer Black.
Comparing 7 retailers carrying this product
Lowest Price: $67.14
Highest Price: $87.99
You Save: $20.85
Avg Discount: 12% off

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