Keep your reel operating smoothly season after season.PENN Precision Reel Oil uses a proprietary technology and formula that was acquired in 2011, this oil is built to lubricate and prevent corrosion. Tested and approved as one of the best defenses against the affects of saltwater.Key FeaturesUse for knobs, bearings, gears, and line rollersCorrosion and wear protectionPENN-approved, great for saltwaterConvenient 4 oz. dripper bottle