Multiple Holsters For Multiple Handguns Is No Longer An Issue. The Blackhawk! Omnivore Is A Multi-Fit Holster That Accommodates More Than 150 Styles Of Semi-Automatic Handguns With An Accessory Rail. The Active Retention Mechanism Locks Onto Our Proprietary Rail Attachment Device, Not The Frame Of The Handgun. A Thumb Release Disengages The Locking Mechanism When Drawing The Handgun. The Omnivore Represents The Future In Retention Holster Technology, And Delivers Unparalleled Firearm Access..