The BI TECHNOLOGIES part 64XR20KLF is a precision resistor cermet trimmer with a resistance value of 20K Ohms and a tolerance of 10%. This trimmer is designed to handle a power rating of 0.25W (1/4W) and features 12 electrical turns for accurate adjustment. It is a compact component with dimensions of 1.78mm (7.37 X 4.19 X 6.86mm) and is meant to be mounted via pins on a through-hole tube. Ideal for applications requiring precise resistance adjustments in a small form factor.