Brand New. GLOCK 21 45ACP GEN5 MOS. OPTIC READY. Semi-Auto. Interchangeable Backstraps. 4.6" Barrel. Includes Three 13 Round Magazines. & Four Optic Plates. $651.05. CASH DISCOUNT PRICE is $608.90. If interested call or text me at 830-308-5050 to set a time to meet at the shop. I don't have the resources to post every item in stock, so if you don't see something just ask. Thank you.