Magazine, P320, 40/357, 18 Rounds Mag, Full-Size

Name: Magazine, P320, 40/357, 18 Rounds Mag, Full-Size
Brand: Sig Sauer
SKU: nwwgp43

UPC 00798681561018

Compare prices

1 offer · 1 in stock · sorted by best price

Retailer	Price	Stock	Last checked	Deal
East Valley Tactical	$53.33	In stock (28)	39m ago	Go to deal

Prices and stock are from each retailer's latest check and can change. Price Dope may earn a commission from retailer links. Disclosure

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.

Brand	Sig Sauer
Category	Magazines (replacement) · Magazines
Caliber	357 Sig
UPC	00798681561018
Capacity	18Rd
Type	Magazine
Color	Blued
Model	P250/320 Full Magazine
Style	Detachable

Lowest price across connected retailers, from every price check we've recorded.

One price check so far ($53.33 on Oct 8, 2026). The chart fills in as retailers are re-checked.

Recent price checks (1)

Date	Retailer	Price	Stock
Oct 8, 2026, 5:15 PM PT	East Valley Tactical	$53.33	In stock