part 9.850-494.0 Intermediate ring Ø20 Hawk code 9.850-494.0 Details Hawk number9.850-494.0 DescriptionIntermediate ring Ø20 ItalianDIFFUSORE Ø20Qty per pump3 Fits these pumps Hawk GPX 4 GPX2560SLGPX2560SRGPX3060SLGPX3060SR