Simply push inside one end of your hose to reduce its inside diameter for a perfect fit on a smaller engine or radiator outlet.
Several reducers can be fitted inside one another to reduce, for instance a 50mm hose down to 32mm. (see stack picture)
Resistant to all fuels, oils and coolants
HOSE ID REDUCER 32 to 25mm #HRED32
THE DIAGRAM BELOW SHOWS HOW TO JOIN TWO DIFFERENT HOSE DIAMETERS WITH HOSE I.D. REDUCER AND A BEADED ALUMINIUM TUBE JOINER