05-02-2021, 05:15 AM
Remove hand guard, remove muzzle device, remove gas block and tube assembly, undo barrel nut, pull barrel from upper receiver.
Be careful to catch the 14 bearings, 3 springs, 41 detents, and hydraulic valve assembly specific to the grendel barrel. (Just having fun, no offense meant)
Be careful to catch the 14 bearings, 3 springs, 41 detents, and hydraulic valve assembly specific to the grendel barrel. (Just having fun, no offense meant)

