Ask the Community

I just looked on the SW forum and they said the disaster of the gas block you'd need would be 0.750" So yes as long as you haven't replaced the barrel or have a model with a different barrel profile then what comes standard that should work well for ya. http://smith-wessonforum.com/smith-wesson-m-p15-rifles/500825-gas-block-replacement-m-p-sport.html

YES, as long as you have factory barrel.