Ideal for bait finesse!Ultimate ultra-low viscosity reel oilThe lowest viscosity oil in IOS oil history uses low friction as a weapon to maximize reel rotation. Recommended application points : Main shaft of domestic and foreign spinning reels.Bearings for bait reels (including electric smelt reels), etc. Since the emphasis is on rotation, the oil application cycle is faster than that of IOS-01 oil.Depending on the reel, you may be worried about a slight noise, but please understand that it is a product that prioritizes rotation.