Dornbracht aerator for Meta 02 and Tara. wall fittings chrome 90230101900-00

Dornbracht aerator for Meta 02 and Tara. wall fittings chrome Dornbracht M18x1 IG aerator chrome Ø 21 mm Original spare part - Manufacturer No .: 90230101900-00 Complete with brass ring surface chrome, inner part and gasket Flow class V: Full flow Dimensions of jet regulator: outer diameter Ø 21 mm x height 20 mm Dimensions insert: diameter front Ø 14 mm x diameter rear (edge) 15 mm x height 14.5 mm Suitable for design fittings with external thread M18x1 (eg Tara, Tara Classic, Meta. 02 and others) What does M18x1 mean? The internal thread diameter of the mixing nozzle is 17 mm. The thread has a pitch of 1mm.