Inquiry (采购产品): HOLLOW EXTRUSION Sir/Madam, We are in need of a hollow extrusion with a basic uniform wall thickness of .125 inches. The hollow fits into a 3 1/2 dia circle. The Top of the extrusion must have a piccatiny rail. This is a receiver housing for a military application. Alloy in the 7000 series required. Please advise tolerance band. Can send print if answers to questions are positive. Charles St George **** Hidden Message ***** Charles St George Murfreesboro, TN 37130 USA Company: Leader Propulsion Systems Corp Title: Director-R&D Phone: 615-217-8173 Fax: as above E-mail: leaderpropulsion@bellsouth.net **** Hidden Message ***** leaderpropulsion@bellsouth.net