ive feared breaking off a pin into my glute as well... heavy squats = rock hard ass muscle...
...i have bent the end of the plunger... im thinking the scar tissue was making it hard to get the oil in and the back plastic part just folded...
..ive also had pins not screw on correctly and leak...
...i have bent the end of the plunger... im thinking the scar tissue was making it hard to get the oil in and the back plastic part just folded...
..ive also had pins not screw on correctly and leak...