1 - Factory New Glock 31 .357 Sig 15rd. Magazine

1 - Factory New Glock 31 .357 Sig 15rd. Magazine Details

This is a Factory New Glock 31 .357 Sig 15rd. Magazine. Glock magazines have a stiff metal tube encased in the proven Glock high tech polymer. This resists deformation - even when dropped from great height or exposed to extreme environment conditions.  For quality and reliability you can count on, use factory Glock magazines.