K1Racing - Worldwide parts supply for road racing motorcycles

RK Racing chain
    RK Racing chain GB520TRU       (Teflon seal)

Class for GP250, 400cc

Note: We used Moto2(FTR) bike, McIntosh 1200cc engine.
    RK Racing chain GB415HRU       (Teflon seal) Class for GP125, Moto3