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 9080 - Cable kits (including TC plug, compensation cable, S,R,K,J,T,E,N) $573.00 Additel 916A-MK Maintenance Kit for ADT916A Generator $111.00 Additel 9065 - ADT7XX High Precision Electrical Test Module, 7 1/2 digit $1,650.00 Additel 100-BSPM2 Adapter from $65.00 Additel 9816-AU Power Adapter for ADT760 Calibrator $123.00