ProX Chain Link 520MX Clip Type 07.RC520CL

The ProX Master Link is a top quality chain component, exclusively manufactured for ProX by the reputable and leading OEM factory in Japan. All ProX chains links are made using highest grade Japanese steel.Pins do feature an exclusive pin treatment providing an extremely hard outside coating, leaving a softer inside to increase strength while reducing overall chain wear. The pins are heavy press fitted and do feature quad staked riveting for ultra-strong connection. The solid bush inside the shot-peened, solid roller and plates are all heat treated to offer an incredible tensile strength in combination with low friction and high wear resistance.