DO-35 Push button switch, normally closed, generic, four pins D Momentary Switch, single pole normally-open illuminated tactile switch 6mm ALPS SKHH right angle 3mm lightpipe dual tower right angle DPDT push button https://www.e-switch.com/system/asset/product_line/data_sheet/210/800U.pdf CuK miniature slide switch, JS series, DPDT, right angle, http://spec_sheets.e-switch.com/specs/P040170.pdf Switch, single pole double throw, separate symbols K switch normally-open pushbutton push-button LCD D MEC 5G single pole double throw, separate symbols | | | J3, J4, J5 | 3 | A1M | **Potentiometer, 16 mm vertical pots. You can even use a nut behind the front panel.