Aero Precision Gas Block .750 Low Profile - Aero Logo - Nitride Finish

These gas blocks along with our gas tubes create an efficent and reliable gas system for your AR15 or AR 308 rifle build.Features:Fits barrels with .750 Outer DiameterConstructed from 4140 hardened steelChoose No Aero Logo or Aero "A" Logo blocksNitride or Phosphate coatingLow profile for easy fitmentSet Screws are Steel 10-32 x 3/16 Knurled Cup PointMade in the USA*Roll pin not included*