936 Low Profile Gas Block - Phosphate

Features: Fits barrels with .936 OD Constructed from 4150 hardened steel 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.