100% brand new and never used chain tension adjuster, high quality.
For use with all chain sizes.
It
is necessary for all serious riders, it ensures proper chain tension
and alignment, it prevents the chain derailment, excess wearing of the
sprocket and prolong chain's life.
Note: these do not fit all bikes, if yours look different they probably won't fit.
Package includes:
1 x Chain Tension Adjuster.
1 x Spring.