BikeMaster 530BMZR 140 Link Chain Specifically developed for today&rsquo;s extreme high performance sport machines from 1000cc to 1400cc. Available up to 160 links for extended swingarms Finest crafted components assisted with special seal ring with factory grease and &rsquo;round rivet head&rsquo; provide superior rigidity to insure the best performance to meet today&rsquo;s high performance sport machines High tensile steels used throughout the chain components. Larger pins means loads spread out over wider area, longer life, and more strength Specially controlled heat treatment means tougher material, more durability Average tensile strength of 10,420 lbs.