Image 1 of 1 Additel 9256 - Rubber Boot (Red) for ADT681AEx and 685Ex gauge $60.00 Add To Cart Added! Additel 9256 - Rubber Boot (Red) for ADT681AEx and 685Ex gauge.Part Number: 9256. Additel 9256 - Rubber Boot (Red) for ADT681AEx and 685Ex gauge.Part Number: 9256. You Might Also Like Additel 9051-10 - Dsub Comm Cable, 10 ft for ADT286 scanner module $810.00 Additel 9027 - 90 degree angle test leads for Additel calibrator (one black lead, one red lead, and two clips) $123.00 Additel 9258 - Rubber Boot (Blue) for ADT680A gauge $56.00 Additel 9064 - Pressure module lemo connection to USB for high-speed connection of ADT161 to PC $223.00 Additel 9245-EPUMP - Rack Mount Kit, ADT780-1K-EPUMP, 2 pcs $106.00