70 ohm Replacement Heater Elements The heaters are; 70mm X 15mm X 1.5mm for the models ghd 4.0 ghd 4.1 ghd4.2 they do not fit the wide SS MODELS or the MINI MS MODELS please see our other listings for those and all other models Unlike most other heaters that are being sold these have the correct and original ghd size eylettes for easy and safe connection to the circuit boards.