RK GB520 MXU

MXU chains are designed to provide the most consistent power delivery and increased chain life.All components are heat treated using Rk’s exclusive HIT (Heat Induction Transfer) process. MXUhas a maximum tensile strength rated at 9,000 foot pounds, weighs a mere 3.0 lbs for 100 linksand can handle any MX race application from 125 to 500ccs.