Is $19.99 a good price for Pro Mag Industries Replacement Magazine 9mm 21-Rounds for Sig P320?

This is the lowest price in our tracked history — an excellent time to buy. The average price is $20.16. The lowest we've tracked is $19.99. Tracked for 143 days. Last checked: 2026-06-29. Recorded 2 price changes.

What is the lowest price for Pro Mag Industries Replacement Magazine 9mm 21-Rounds for Sig P320?

The lowest price we've tracked for Pro Mag Industries Replacement Magazine 9mm 21-Rounds for Sig P320 is $19.99. The highest was $20.69. The current price of $19.99 is -1% below the average price of $20.16.

Pro Mag Industries Replacement Magazine 9mm 21-Rounds for Sig P320

Manufacturer: Pro Mag

$19.99

Excellent Deal

This is the lowest price in our tracked history — an excellent time to buy.

Price Intelligence

High confidence

Against lowest Matches lowest seen

Typical price Near typical ($19.99)

From tracked high $0.70 lower (3%)

Data depth 143 days, 2 price changes

Enough history to judge this against real observed movement.

Tracked for 143 days. Last checked: 2026-06-29. Recorded 2 price changes. The average price is $20.16. The price has ranged from $19.99 to $20.69. The current price of $19.99 is -1% below average.