3x3 Training

Has anyone had success training with a heavy 3x3 routine (80-90% 1rm range)?

Hi, all the 3x3 routines I’m familiar (korte and napinski) with have a periodization approach to loading the weight. It’s not just 80-90% all the time. What routine are you referring to?

I’ve had good success with the Napinski routine in the Elitefts programs that work manual