Loos gauge is used for setting tension on stays on sailboat masts. You can find them at some of the larger marine suppliers or borrow one from a neighbor who races sailboats :-) -bob wb4mnf -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Administrative requests: towertalk-REQUEST@contesting.com Problems: owner-towertalk@contesting.com