HOLE PLUG LDPE 18.3MM HOLE DIA; Plug Material:PE (Polyethylene); Thread Size - Imperial:-; Thread Size - Metric:-; External Diameter:21.5mm; Product Range:-; SVHC:No SVHC (12-Jan-2017); Accessory Type:Blindhole Cap; Colour:Natural; For Use With:Cable Mng. PCB support; Lid Depth:9mm; Material:Low density polyethylene (LDPE); Mounting Hole Dia:18.3mm; Panel Cutout Diameter:18.3mm