In StockSave 10%
SIG SAUER P320
Sold byGuns.com•Posted Apr 27, 2026
Compare prices for Sig Sauer P320, P250 Full Size Magazine 40 S&W, 357 Sig 18-Round Steel Matte$45.89
$50.99
You save $5.10 (10% off)
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Deal Summary
- Currently in stock.
- Caliber: 357sig
- Category: parts
Price History
Deal Details
This magazine is designed for the Sig Sauer P320 full sized. It features an 18 round capacity and works with .40 Auto and 357 Sig ammunition.
UPC Price Comparison
Live retailer pricing for UPC 798681561018 using the same comparison feed as the compare tool.
Found 9 retailers carrying this product
Lowest Price: $37.99
Highest Price: $49.99
You Save: $12.00
Avg Discount: 7% off
P320 Magazine .40s&W/.357 - 18 Round Extended 40/357 Full-Size Magazine, Black
Sig Sauer, Inc.Brownells.com
$37.99$42.99Save 12%
View at Brownells.com
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Sig SauerPalmetto State Armory
$47.99$49.99Save 4%
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Sig Sauer P320, P250 Full Size Magazine 40 S&W, 357 Sig 18-Round Steel Matte
Sig SauerMidwayUSA
$49.99
View at MidwayUSA