Is $21.99 a good price for Magpul PMAG 21 Round Magazine GL9 Glock 9mm - MAG661?

E-Commerce Arms lists a matched offer at $18.95, $3.04 (14%) less than this listing's $21.99. The average price is $19.99. The lowest we've tracked is $18.99. Tracked for 86 days. Last price change: 2026-09-23. Recorded 1 price change.

What is the lowest price for Magpul PMAG 21 Round Magazine GL9 Glock 9mm - MAG661?

The lowest price we've tracked for Magpul PMAG 21 Round Magazine GL9 Glock 9mm - MAG661 is $18.99. The highest was $21.99. The current price of $21.99 is 10% above the average price of $19.99.

Magpul PMAG 21 Round Magazine GL9 Glock 9mm - MAG661

UPC: 840815109709
MPN: MAG661
SKU: 60635
Manufacturer: Magpul

$21.99 $18.99

Cheaper Offer Available

E-Commerce Arms lists a matched offer at $18.95, $3.04 (14%) less than this listing's $21.99.

Price Intelligence

Building confidence

Against lowest $3.00 above low (16%)

Typical price 16% above typical

Data depth 86 days, 1 price change

Useful signal, but more history will sharpen the read.

Tracked for 86 days. Last price change: 2026-09-23. Recorded 1 price change. The average price is $19.99. The price has ranged from $18.99 to $21.99. The current price of $21.99 is 10% above average.