Safariland 6360 Level 3 Retention ALS Duty Holster, Mid-Ride, Black, STX Plain, Glock 21 with M3 ALS Automatic Locking System secures weapon once holstered; simple straight up draw once all releases are de-activated Slim, compact design allows weapon to ride close to body Level III Retention Hood Guard is standard on 6360 holsters Mid Ride belt loop