100 OHM .15 Watt 20% Carbon TRIMMER POTENTIOMETER (P1087). Vertical mount side adjust POT. PCB layout is 5mm x 2.5mm. Used on Billabs 666A Series monitors for VR201, VR202 on the neck pcb and many other monitor chassis and other applications. These are the exact fit for the application listed above but can also be used in many other applications where this value of Pot is needed.