The Safariland Model 6365 ALS Low-Ride Holster provides Level III Retention in a duty holster accompanied with Self Locking System (SLS) technology. The SLS locks the gun in place upon holstering. The lock is released with the thumb and the holster can be drawn straight out of the holster. Gun fit: Smith & Wesson M&P 45 ITI M3 Smith & Wesson M&P 45 Streamlight TLR-1 Smith & Wesson M&P 45 Nightstick TWM-850 Smith & Wesson M&P 45 Nightstick TWM-850S Smith & Wesson M&P 45 Streamlight TLR-1HL Smith & Wesson M&P 45 SureFire X200 Smith & Wesson M&P 45 SureFire X300 Smith & Wesson M&P 45 SureFire X300U Smith & Wesson M&P 45 Insight XTI Procyon Smith & Wesson M&P 45 Inforce APL Smith & Wesson M&P 45 Nightstick TWM-350 Smith & Wesson M&P 45 Nightstick TWM-350S