Here is the information from their website (your problem may be associated with the software they have on their home page ) (Try this link and see if it gets you around their home page http://www.gaprecision.net/content/products.php
Mailing address, phones, e-mail
G.A. Precision, 1209 Swift Street, North Kansas City, MO 64116
phone: (816) 221-1844, fax: (816)- 421-4958
Map, driving directions
get them here
The other option is to go through Chris Matthews on this site being as he works there.