Fab Defense Glock 42 Compatible Magazine Extension .380 ACP 4-Rounds

Fab Defense

Fab Defense Glock 42 Compatible Magazine Extension .380 ACP 4-Rounds

Best price $17.59 at BattleHawk Armory across 5 retailers

↓ 32% cheaper than the last 7 days

View at BattleHawk Armory

Category
Magazine
MPN
FX4210B
UPC
07290111585005

Price comparison

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Price history

    Current best $17.59All-time low $17.41 (Dec 5, 2025)Highest $25.80