Inquiry (采购产品): cg-550 pump I am interested in a price on you cg-550 mini. I will be purchasing a new pump soon. Please list the features and differences of the other available models as well. Chris Belser Bi-State Masonry, Inc **** Hidden Message ***** Chris Belser 3030 corral ct. bettendorf, IA 52722 USA Company: bi-state masonry, inc. Title: vice-President Phone: 563-332-2783 Fax: 563-332-2783 E-mail: bistatemasonry@mchsi.com **** Hidden Message ***** bistatemasonry@mchsi.com