Needle roller bearing
cults3d
Small needle bearing diameter 30 mm. Watch this tutorial on YouTube: https://www.youtube.com/watch?v=FOCRVdOnkAw&feature=youtu.be To assemble the product, you need: Print cages separately. Print the needles two times. Only use twenty-seven needles for mounting. Insert each needle individually through a small hole in the cages designed for this purpose. Mounting is very straightforward. The needles are securely held in place and cannot be removed on their own, but they can still be taken out.
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