Blackhawk unveiled their new holster at Modern Day Marine event. This holster is capable of holstering at least 150 styles of pistols while having Level 2 retention.
One drawback is that there is a proprietary Rail Attachment Device user has to attach to their rail. If a gun has weapon light, holster locks on to the light. There are different models for SureFire and Steramlight models.
From: Soldier Systems Daily