The Blackhawk 410757BKR is a T-Series outside the waistband holster designed with a low-profile structure that is compatible with slide-mounted red-dot optics. Its unique design includes a thumb-activated retention feature that leverages the Master Grip Principle.The use of polymer in its construction guarantees durable protection with minimal bulk. In addition, the holster\'s internal material reduces friction allowing for a smooth, effortless draw. It also features a sound-dampening lining that facilitates stealthy drawing and re-holstering operations.The L2C series of this model does not include a light bearing. It is a perfect fit for S&W M&P 9/.40/.45, SD9/.40; and the Taurus PT 24/7 Pro.