<HTML> <BLOCKQUOTE TYPE=CITE style="BORDER-LEFT: #0000ff 2px solid; MARGIN-= LEFT: 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px">ction Spread: Pre-1991 - 11= 2.5 mm,  post '91 - 113.5 mm The hammers will continue to develop blocking symptoms as the bracket expand but do not show signs of cracks. </BLOCKQUOTE> Jon Page sent these measurements in response to my question.  I wil= l go back and measure on Monday and see if there is measurable expansion.   I am looking forward to doing this job.  I'm sure the customer won'= t be looking forward to it, because Weber is out of business, and the phone = and fax numbers I've tried are no longer functional.  They honored warr= antees for awhile, but that time is passed.  And given their current st= ate of affairs--Young Chang was just purchased(by Samick, right?)--they prob= ably won't be interested in honoring Weber warrantees.  Plus they are i= n the process of moving from WA to CA.  Parts won't be available until = July 7th, according to the phone message.   Oh well, as they say, good things are worth waiting for<G>.   Thanks for all of the input, folks.  Invaluable, as usual! Dave Stahl <BLOCKQUOTE TYPE=CITE style="BORDER-LEFT: #0000ff 2px solid; MARGIN-= LEFT: 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px"><BLOCKQUOTE TYPE=CITE sty= le="BORDER-LEFT: #0000ff 2px solid; MARGIN-LEFT: 5px; MARGIN-RIGHT: 0px; P= ADDING-LEFT: 5px"> Hopefully for the customer, it's still within the warranty period.</BLOC= KQUOTE> </BLOCKQUOTE> </HTML>