Electrohome GO7 Arcade Monitor Main PCB Trimmer Pot Kit. .25 Watt 20% Tolerance Carbon TRIMMER POTENTIOMETERS. Vertical mount side adjust POTS. PCB layout is 10mm x 2.5mm. This is the only kit i have ever seen on the market with all the correct fitting 10mm x 2.5mm Pots and ALL the correct values and these are all brand new and not old stock. This kit includes pots for R406 (Vertical Linearity), R408 (Vertical Height), R422 (Vertical Hold), R504 (Horizontal Frequency). Up to 100K cycles mechanical life. 4 Trimmer pots included in kit along with great instructions.