You can quickly clean every moving part on you gun with Real Avid Gun-Max Foul-Out Gunk Blaster, and your gun will thank you for it with extra-reliable performance. Gunk Master, a powerful gun-metal-grade solvent, quickly strips away years of burnt powders and oily, greasy build up inside your gun actions. With a few simple sprays from this advanced gun-cleaning solvent from Real Avid, you'll clean your chambers, actions, trigger groups, bolt groups, slides, choke-tube threading, gas ports, extractors, ejectors, and more. Unique nozzle flips up for easy use and flips down for compact storage.