The Amend2 15 round magazine designed for use in the GLOCK 19 and is a sturdy, reliable 9x19MM magazine made of advance polymer material. It is a light, durable and excellent alternative to the standard GLOCK OEM magazine. This magazine has Amend2's unique baseplate to truly make it one of a kind. Features : Sturdy Impact resistance polymer for increased strength Heavy duty, non-memory and non-corrosive spring Made in the U.S.A.