Precision Comfort Premium Vacuum S/E Valve Kit: 3 valve assemblies, 360 degree swivel quick-disconnect, cleaning brush and replacement O-rings. Slim, highly ergonomic design. Low profile, solid metal lever and spool valve assemblies snap into place from either side and remove easily for cleaning. One-piece saliva ejector body eliminates the need for a separate silicone tip. Anodized aluminum construction features a matte silver finish. All components are fully sterilizable.