Is $3.89 a good price for Glock Magazine Extension Insert +2 Rounds 9mm / .40 SW?

At $3.89, this is near the average price of $3.89. Fair price — consider waiting for a drop. The average price is $3.89. The lowest we've tracked is $3.89. Tracked for 3 days. Last checked: 2026-06-25. Recorded 0 price changes.

What is the lowest price for Glock Magazine Extension Insert +2 Rounds 9mm / .40 SW?

The lowest price we've tracked for Glock Magazine Extension Insert +2 Rounds 9mm / .40 SW is $3.89. The highest was $3.89. The current price of $3.89 is at the average price of $3.89.