because the entire load is carried by the thread. It's only a matter of time before the thread gets pulverized allowing the threaded section to slide in and out of the tubed section. I had an earlier version of that arm and after the thread collapsed it allowed the arm to behave like a pogo stick . . . .
"If you own a 300zx, you don't have time for a hobby" "If you own more than one 300zx, you don't have time for a life" |