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Mfg Item #: APRH100534C
Aero Precision .750 Low Profile Gas Block - Black Nitride
These gas blocks along with our gas tubes create an efficent and reliable gas system for your AR15 or AR 308 rifle build.
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.