The HKS universal reducer fitting 8mm-10mm, supplied as a 2-piece set, adapts between mismatched tube sizes to enable secure connection of lines with 8mm and 10mm diameters. Intended for plumbing transitions, this step-up/step-down coupling is useful during repairs, retrofits, or custom routing when a compact adapter is needed to join compatible hoses or rigid lines.
HKS Universal Fitting - 8mm-10mm (2pc)