Bearings are what enable the gears to rotate smoothly. They are usually designed outside of bronze or brass, they usually match into races (or grooves) while in the gearbox housing. We use cookies to make sure that we give you the finest knowledge on our Site. For more information go https://filter-gearbox21863.losblogos.com/33209025/an-unbiased-view-of-filter-gearbox