.750 Low Profile Gas Block

**Features:** - Fits barrels with .750 Outer Diameter - Constructed from 4140 hardened steel - Choose No Aero Logo or Aero "A" Logo blocks - Nitride or Phosphate coating - Low profile for easy fitment - Set Screws are Steel 10-32 x 3/16 Knurled Cup Point - Made in the USA - *Roll pin not included* *Please note: We do not recommend the use of red thread locker on the threads of the set screws. If you decide to use thread locker, we recommend using the non-permanent variety.*