Izumi: Specifically designed for the Tokyo Olympics, this chain features a very slick, highly functional new coating on the plates, bushings and rollers which is said to reduce resistance and drag by 10% compared to the traditional Model V Super Toughness when used in combination with a high-performance lubricant.This new technology also increases hardness, durability and corrosion resistance.Available stock with anti-corrosion lubricant applied, greatest performance when lubricated with low viscosity race lubricants.Note: If left unlubricated the chain will begin to corrode.Specifications:1/8Includes Master Link106 LinksNJS Stamped380g (106 links)