Aero Precision .936 Low Profile Gas Block w/Aero Logo - Phosphate

Features: Fits barrels with .936 OD Constructed from 4150 hardened steel Phosphate coating Low profile for easy fitment Set Screwsare 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.