CONNECTION SIZE: our pull down faucet head has MALE connection of 13/16" or 0.8" or 20.5mm outer diameter, NOT 1/2", and the inside diameter is 9/16" or 0.56" or 14.3mm. It FITS with application with FEMALE threads of 13/16" or 0.8" inner diameter, but DOESN'T FIT some models from ...CONNECTION SIZE: our pull down faucet head has MALE connection of 13/16" or 0.8" or 20.5mm outer diameter, NOT 1/2", and the inside diameter is 9/16" or 0.56" or 14.3mm. It FITS with application with FEMALE threads of 13/16" or 0.8" inner diameter, but DOESN'T FIT some models from specific brands.
Please allow a little dimensional deviation due to manual measurement. br 2. There may be a little color aberration due to different monitors and light influence.