This IonAdapter has a Male 55/64"-27 in. thread on the bottom and a M18.5 x 1 male thread on the top. This product is made with lead free brass material which has passed by NSF42 standard and also meets California new required AB-1953 Standard.
Connects metric faucet appliances that have female threads
55/64"-27 in x M18.5 x 1 connections
No tools necessary for easy installation
***Caution- Overtightening may cause damaged to the fitting and void the warranty.
Calfornia residents see Prop 65 Warnings.