RKexcel - Chain - GB520MXU Options:GB520MXU 110L for 1" (B size) socket

for 1" (B size) socket arms

With a factory pre-set torque value set to the smallest scale value

Twin section neoprene liner for best comfort

2016 POLARIS RZR XP 4 925 Turbo EPS

RKexcel - Chain - GB520MXU Options:GB520MXU 110L for 1" (B size) socketSealed Motocross racing chain. Designed and developed for Supercross and Motocross applications under tough racing conditions. The MXU utilizes RKs advanced U ring for superior sealing and longevity. Real world testing proved that this chain is very durable and dyno testing proved that horsepower is maximized and lap times consistent with non sealed racing chains. The MXU was built super narrow to run on almost any motorcycle and keep the weight to a