Protect Metal-to-Metal Gunmetal Surfaces with this Heavy-Duty, Fluoropolymer Synthetic White Grease.   Proven effective.
 
Widest operating temperature range
Bonds to metals, smooths and protects
Reduces friction on high wear gun parts
Quick to apply, easy to use, low odor
Does not attract fouling
Will not migrate, stays in place
Polish into clean, dry gun parts until you see a visible gloss
Tetra Gun Grease is the gun industry's original synthetic fluoropolymer white grease, proven time and again as the most reliable choice for shooters with all kinds of firearms.  Ideal for critical slow-moving parts that need serious friction protection from semiauto pistol rails, to bolt assemblies, triggers and choke tube threads.
Value prices as compared to poser brands
Proven effective on pistol, rifle and shotgun parts
Revered worldwide
Great for choke tube threads
Long lasting
Non-reaction chemistry so it can't create malfunctions.
NOTE: Don't over-lubricate or mix with damaging solvent residue
Used by many experienced and accomplished competitive shooters