2 Problems You Can Have Installing The 12 Speed Shimano Cassette. What Can Go Wrong...

I have already build a couple of bikes equipped with Shimano 1x12 drivetrain and still get this wrong during installation... Did you make some of these mistakes too?

Where to buy 12 speed cassette: https://amzn.to/34zn7tM

Where to buy bike products:

https://amzn.to/35EW5k6 Shimano XTR M9100 12 speed

https://amzn.to/2HEfJUX Shimano cassette 12 speed