Heng Long Tanks - Drive Sprockets
A Step By Step Visual Guide
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on Heng Long Tanks.
guide can be used for both replacing worn or broken sprockets with another plastic
set and upgrading to a set of metal heavy duty sprockets.
you are upgrading to metal heavy duty gearboxes, we recommend that you also upgrade
the plastic sprockets to metal sprockets at the same time. Upgrade to metal heavy
duty gearboxes and metal sprockets is recommended if you intend to run metal tracks
on your tank.