Geeetech Z axis lead screw adapter

I bought two [Nema17 steppers with integrated TR8x8 lead screws](https://www.ebay.com/itm/3D-Printer-CNC-Mill-Router-300mm-TR8x8-Lead-Screw-NEMA-17-Stepper-Motor-Prusa-S1/122788434254?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2060353.m2749.l2649) (the price has gone up a lot since I bought them, so shop around for a good price) to replace the stock threaded rod, but they were about 20 mm to short to reach all the way up to the bracket.
The solution was a new extended top bracket with a 608 bearing