i oso got tis prob and i worried lei… scared wait ride halfway
my chain juz giv way… the chain sound too long and seem tat when it
goes thru one revolution, there is a particular part where the
friction is very great.. tink my chain got prob? hw often u all
change chain one? cost? my mileage 13k+... nvr went full servicing
b4… oni service change black oil and change spark plug… tats
all…