At 170lbs you should not be having trouble pressing a Banana, I can muscle around a 55 Destroyer doubledog which is stiffer than the Banana and I weighed 145 at the time. Just sayin.
I recommended you some stuff. I stand by them.
Go ahead, drink that kool-aid.
FS: Forum Sauce 142 $200 plus shipping
FS: Flux SE30 $75 plus shipping