SAFARILAND Model 6378-754-411 ALS Paddle Holster Safarilands ALS concealment paddle and belt loop combo holster is a concealment version of the Automatic Locking System (ALS) series holsters. Once the weapon is holstered, it "locks" into place, providing an extra measure of security from standard open top holsters. A simple straight up draw is possible once the ALS is de-activated by the thumb while obtaining a shooting grip. IDPA approved. The Model 6378 holster features an injection molde