Registered: 03/09/00
Posts: 482
Loc: Pittsburgh, PA (& Texas)
PLEASE! You may use the search function provided by this board to search for previous discussions of your question. Look at the top of the page and find the "Post a Poll" button. Just below it you will see the "search" hypertext. If you "click" on the "search" hypertext, it will take you to the page that will allow you to search previous postings by "keyword". Your question has been asked before and "trunnions" are a frequently discussed topic.