RK GB420MXU2-134 Gold U-Ring Chain YAMAHA pw 50 450 EXC-F 09-16

450 EXC-F 09-16

Honda CB1000 Big One Super Four 1992–1996

Monster 900

- BETA RR 400 4T 2012 2013 2014

1' in bold lettering

RK GB420MXU2-134 Gold U-Ring Chain YAMAHA pw 50 450 EXC-F 09-16RK420MXU narrow gold enduro motorcycle chainThe RK 420MXU is the lightest sealed ring enduro motocross chain available in market today, 13. 8g link, only 0. 1g link heavier than RK 420MXZ4 non sealed chainThe MXU chain series is the next generation of enduro motocross racing chains featuring the RK patented technology of Ultra Thin UW Rings, which make it possible to design a Sealed Chain with the weight of a Non Sealed Chain. UW Seal Rings stop