Bearings are what allow the gears to rotate effortlessly. They are typically manufactured out of bronze or brass, plus they match into races (or grooves) from the gearbox housing. We use cookies to make sure that we give you the most effective expertise on our website. For more information study https://filtergearbox60468.frewwebs.com/34617533/how-much-you-need-to-expect-you-ll-pay-for-a-good-filter-gearbox