This pin kit allows you to make your own extension cable for our Westach EGT and CHT gauges, Part No. 1057, 1081, 1082, and WBT-2C1. Each pin kit is enough for one cable to connect one probe. Dual gauges take two kits. Uses standard 20-22 AWG electrical wire (sold separately). For use with all Westach J-type (CHT) and K-type (EGT) probes using 2 wires with "bullet" connectors.