Full name: Mirror mounting arm - 7/16" diameter, cranked, fixed – Left hand mirror arm left side fitting Plated | Non-adjustable cranked rod mirror arm, available in chrome or nickel plated finish - please make your selection from the option box. Arm base dimensions 96mm x 21mm with two approx. 6mm diameter mounting holes with 75mm between centres. 7/16" (11mm) diameter rod approx. 150mm long. Offered for LEFT or RIGHT side fitting. Please note that style may vary from illustration. Lost wax cast bronze base with solid brass rod. | Dimensions: 96mm x 21mm; 6mm; 75mm; 7/16"; 11mm; 150mm | Supplier part no: 943L