Toothpaste Tube Squeezer replacment

one of my first creations was the toothpaste tube squeezer posted by ottenjr in 2015, ( https://www.thingiverse.com/thing:1147252 ) full creddit gose out to him, all i have done is re made just the roller senter so you dont have to reprint the hole thing if it brakes. i also found that the baces is weak so i have strenthend that at the bottom, TESTED WORKS!