HS503R grillon petzl 4 in 874 mm 4 in 874 mm Gun fit: Smith & Wesson M&P 9 ITI M3 Smith & Wesson M&P 9 Streamlight TLR 1 Smith & Wesson M&P 9 Streamlight TLR 1HL Smith & Wesson M&P 9 Nightstick TWM 350 Smith & Wesson M&P 9 Nightstick TWM 350S Smith & Wesson M&P 9 Nightstick TWM 850 Smith & Wesson M&P 9 Nightstick TWM 850S Smith & Wesson M&P 9 SureFire X200 Smith & Wesson M&P 9 SureFire X300 Smith & Wesson M&P 9 SureFire X300U Smith & Wesson M&P 9 Inforce APL Smith & Wesson M&P 40 ITI M3 Smith & Wesson M&P 40 Streamlight TLR 1 Smith & Wesson M&P 40 Streamlight TLR 1HL Smith & Wesson M&P 40 Nightstick TWM 350 Smith & Wesson M&P 40 Nightstick TWM 350S Smith & Wesson M&P 40 Nightstick TWM 850 Smith & Wesson M&P 40 Nightstick TWM 850S Smith & Wesson M&P 40 SureFire X200 Smith & Wesson M&P 40 SureFire X300 Smith & Wesson M&P 40 SureFire X300U Smith & Wesson M&P 40 Inforce APL Smith & Wesson M&P 2 Multi Reticle System Features include our new Rotary Switch