Renthal R4 520-120L SRS Road Chain 250-X Youth motocross riders (65cc-85cc bikes)

Youth motocross riders (65cc-85cc bikes)

This design yields increased flex and impact absorption over conventional handlebars

cut guides for precise modification

Direct Bolt-On Fitment: No modifications required for KTM

This design allows the palms to contact more grip surface area

Renthal R4 520-120L SRS Road Chain 250-X Youth motocross riders (65cc-85cc bikes)Renthal's R4 SRS Road chain is a specially developed sealed ring chain using Renthal's Self Regulating Seal (SRS) technology to increase the service life of the chain in road applications. The special SRS ring is pre loaded during assembly creating a spring effect. As the chain wears, conventional O rings and X rings lose their seal; however, the SRS ring has the ability to unload itself during use keeping a tighter seal against the side plates. This