call Karl at www.tashtowers.com he runs the old Triex operation now and can probably let you know what you have there. Here are the phone numbers from the website also. Phone: 559-495-0307 Fax: 559-495-0557 Mobile: 559-284-9707 It only shows an 86 footer today but I know they sold a crankup that was over 100 ft tall at one time. 73 Mark W0NCL