Thanks, Elton. Elton Smith Jefferson Lab MS 12H5 12000 Jefferson Ave Suite # 16 Newport News, VA 23606 elton@jlab.org (757) 269-7625 On Thu, 10 Jan 2008, Jay Benesch wrote: > The quads in the hall D line will have 1.375" OD, 1.25" ID beam pipes. > The tagger quad beam pipe should be as close to this as possible. > > Jay > >