Aero Precision .875 Low Profile Phosphate Gas Block. These gas blocks along with Aero Precision's gas tubes create an efficient and reliable gas system for your AR-15 or AR-10 rifle build.
• Fits barrels with .875 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*
Note: Aero Precision does not recommend the use of red thread locker on the threads of the set screws. If you decide to use thread locker, Aero recommends using the non permanent variety.
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