Safariland 6304 ALS/SLS Sig Sauer P320 9/40 w/ITI M3 TLR-1 Surefire X200 X300 & X300U Holster Black 6304-4502-131. The manufacturer says that Safariland 6304 ALS/SLS Tactical Holster is compatible with Smith & Wesson M&P 45 Heckler & Koch VP9 SIG...