https://mrotools.net/product/71319-kastar-small-schrader-hose-assembly-with-quick-coupler-plug/
71319 Kastar Small Schrader Hose Assembly With Quick Coupler Plug - MRO Tools
Apr 6, 2026 - Kastar small Schrader hose assembly with quick coupler plug. Fits TU-443, TU-448, TU-480A, TU-485A, TU-540, and TU-550.
quick coupler plughose assembly