Water Treatment ComponentsStem AdaptorContact Us to PurchaseFeatures Push-fit technology, easy to disassembly and assembly. Withstanding pressure and prevention of leakage design. Suitable using in RO drinking system, purifier, water treatment system...etc. Specification Model Type Spec Remark QC-0093 stem adaptor 1/4 OD x 3/8 STEM OD DM (ARD0406W) ApplicationPrevents leaking. Match tubing to same diameter pipe fittings.