HomeHPLC - Mass SpecWB218WB218 WB218 Add to quote This product is already in your quote request list. Browse the list Description Description WB Scientific Part WB218 OEM Part WAT025604 Models 717, 2690, 2690D, 2695, 2695D, 2790, 2795, Alliance® Description: Compression Screws & Ferrules, 1/16″, SS, 5/pk