Keeping a few extra factory magazines around is never a bad idea; extra magazines save loading time at the range and also serve as a backup for those days when you simply cannot remember where you put your primary magazine.
Thompson Magazine Thompson 45 ACP Steel Blue
ProMag Magazine M1 Carbine 30 Carbine Steel Blue
$13.49 - $16.49
Magpul PMAG M3 Magazine AR-15 223 Remington
$13.25 - $18.95
Thompson Magazine Thompson 45 ACP Drum Steel Blue
$164.99 - $559.99
Magpul PMAG D-60 Drum Magazine AR-15 223 Remington 60-Round...