HOLSTERS WILL FIT: Smith & Wesson | 4.25" BBL | With Light | M&P 9 & 40 with ITI M3, Inforce APL, Olight PL-Pro or Valkyrie, Nightstick TWM-350, TWM-350S, TWM-850, TWM-850S, TLR-1, TLR- 1HL, Surefire X200, X300, X300U, or Insight XTI Procyon lights