Installation Instructions

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in the 360 degrees which a drive rod can rotate, that allows the drive rod to drop
freely, it is passable.
4. Once the gas block is properly aligned, tighten all the set screws to the
appropriate torque spec of 87 Inch-lbs
5. Once the screws are tight, re-check the drive rod gap.
6. (Adjustable only) Once the piston kit is completely installed on the
upper, reinstall the gas selector.