In StockSave 12%
ProMag 21rds 9mm, Blue
Sold byPalmetto State Armory•Posted May 18, 2026
Compare prices for ProMag Magazine Sig P320 9mm Luger 21-Round Steel Flat Dark Earth$22.99
$25.99
You save $3.00 (12% off)
Price and stock data refresh continuously from Palmetto State Armory.
Deal Summary
- Currently in stock.
- Caliber: 9mm
- Category: parts
- UPC: 708279016134
- SKU: 51655193884
- Brand: Promag
Price History
Deal Details
ProMag magazines combine traditional stamping and welding of heat-treated high carbon steel with modern precision injection molding using Mil-Spec polymer compounds. Each ProMag magazine is backed by a lifetime guarantee against manufacturer defects. This ProMag Drum Magazine is built from durable DuPont Zytel based polymer, featuring a full-length steel internal insert in the upper tower, stamped and welded just like factory magazines, ensuring strength and reliability. Magazine with a 21-roun
Other Offers for This Product
Active offers from your catalog for ProMag Magazine Sig P320 9mm Luger 21-Round Steel Flat Dark Earth.
Comparing 5 retailers carrying this product
Lowest Price: $19.44
Highest Price: $23.99
You Save: $4.55
Avg Discount: 11% off
PROMAG SIG P320 9MM 21RD BLU ST/FDE
PromagBattleHawk ArmorySKU/UPC: 708279016134
$19.44$34.99Save 44%
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ProMag SIG P320 9mm 21rd Magazine Blued Flat Dark Earth Baseplate
PromagShooting SurplusSKU/UPC: MGPMSIG-A20-FDE
$21.57
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PRO MAG 9mm 21rd Magazine Fits Sig Sauer P320 | FDE
PromagKYGUNCOSKU/UPC: PRM-SIG-A20-FDE
$21.76
View at KYGUNCOProMag 21rds 9mm, Blue
PromagPalmetto State ArmorySKU/UPC: 51655193884
$22.99$25.99Save 12%
View at Palmetto State Armory
ProMag Magazine Sig P320 9mm Luger 21-Round Steel Flat Dark Earth
PromagMidwayUSASKU/UPC: 276111
$23.99
View at MidwayUSA