Aero Precision .750 Low Profile Gas Block - Black Nitride w/ No Logo

Aero Precision .750 Low Profile Gas Block - Black Nitride w/ No Logo These gas blocks, along with our gas tubes, create an efficient and reliable gas system for your AR-15 or AR-308 rifle build. Features Fits barrels with .750 Outer Diameter Constructed from 4150 hardened steel Nitride 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 a red thread locker on the threads of the set screws. If you decide to use thread locker, we recommend using the non-permanent variety.