i still have little clue on how these works, or how many main mechanisms r there. these days, there'd be video somewhere?
-
-
-
i looked at last batch of pics of mechanism u sent (thanks). but hard to understand. was thinking, do i want to dive into a hole

- Show replies
New conversation -
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.