Product Review
Set screw hubs offer a cheap way to attach hub mount gears or wheels to a shaft. The hub offers 4 equally spaced 6-32 tapped holes and is precision machined from 6061 T6 aluminum. The set-screw is 10-32 and uses a 3/32" hex key.







![ARDUINO UNO R3 [A000066]](https://m.media-amazon.com/images/I/515P6aYSP4L._SL75_.jpg)



