stop growing

whatever the part is called that runs along the top of the shaft is holding me back. everything else seems to stretch except that and its curving upwards. i gained almost 2 inches in first 2 years while doing random suff and then my gains stopped and i couldnt stretch the top to catch up to the...

Hello! I'm contemplating of what to do? 🤔 It doesn't look like I can stop pumping. It seams like the 2.25" wide cylinder are to wide to limit the growth. If I max this out completely, I will for sure have problems to make it fit later. Pictures...