Inquiry (采购产品): Aluminum channeling I am in the market for aluminum chanelling, I am using it to slide signs in and out. The inside perimeter has to be 1/4" no bigger. Can you help??? Thanks Raul **** Hidden Message ***** Raul Noriega 92704 Company: Dekra-Lite E-mail: rauln@dekra-lite.com **** Hidden Message ***** rauln@dekra-lite.com