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..