EZ-FLO® Style 206 Pipe Expansion Joint, Chlorobutyl Tube Material, Chlorobutyl Cover Material, Nylon Tire Cord Body Material, 2 1/2 inch Inside Diameter, 5.500 inch Face-to-Face Length, 1 Hollow Arch, Holes for Following Flange Standard(s): ASME Class 125/150 A; Blue Coating