The asap universal single stack magazine loader works with a large majority of double stack magazines between 9mm -.45 acp.Fill magazines with one action, push the mag loader down, insert the round below the feed lips and raise the loader up.Bullet seated, magazine loaded.Works with most double stack magazines.Made in the usa.Caliber: Multi-CaliberFinish: BlackModel: ASAPMaterial: PolymerType: Magazine LoaderCapacity: 0