Barrel Butter Milspec Gun Grease MIL-G-21164D Aeroshell 64

When ever you install a new or replaced barrel nut we recommend that you use the Barrel Butter on the threads. It does not take much... Just a little grease goes a LONG way.

AeroShell Grease 64 is a grease based on the proven lithium thickener technology of AeroShell Grease 33.

  • MIL-G-21164D Standard
  • Aeroshell 33ms/64 Grease
  • 1/4oz Packaged (enough for a 15+ uses) comes with brush


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