Sentry bp-2000 powder is a unique dry lubricant for trigger jobs, fine-tuning feed ramps, bores, bolts and slides. Made for the enthusiast, competitor, and gunsmiths needing maximum lubricity. Made from pure powdered Sub-Micron, passivated molybdenum Disulfide with natural micro-bonding to metal. Works on all types of metal. Sentry bp-2000 powder features: reduces coefficient of friction, smooths and lightens trigger pulls. Works great on Sears and trigger bows. When used in combination with Sentry smooth-kote, friction is reduced by as much as an additional 20%, compared to oiled surfaces. Eliminates trigger creep for a crisp release and reset aids barrel break in by reducing the number of rounds needed for the Break in process oil-free and dry surfaces are non-stick – clean by brushing off and re-lubing