Gen 3 Glock 19/23 17/22& 20/21 & 26/27 Lower. This is considered a firearm and you have to do a background check. I am a home based ffl so you have to be able to pass a background check. 21+ And AZ resident. Call or text any time thank you. I take credit card but at a 3% fee. 150 plus tax. $162.15 out the door. Will ship.