BLACKHAWK SERPA CQC Concealment Holster with Belt and Paddle Attachment, Fits Glock 17/22/31, Right Hand, Matte Black 410500BK-R Featuring their patented SERPA Auto-Lock(TM) technology, the SERPA CQC Concealment Holster delivers a smooth draw, easy re-holster and unparalleled handgun security in a sleek package that is perfect for concealed carry. Features a passive retention detent adjustment screw, and a speed-cut design for rapid draw, target acquisition and re-holstering.