Ehc (Electronic Hardware) 3489-1-B
72"; Knob / Dial Height - Imp:0.288mm; Product Range:-; SVHC:No SVHC (27-Jun-2018); Colour:Black; Knob / Dial - Diameter Imp:0.ROUND KNURLED KNOB W/ LINE IND, 3.175mm; Knob Material:Plastic; Knob / Dial Style:Round Knurled with Indicator Line; Knob Diameter:18.