EMS to ADAHRS/ARINC Module Stacking Kit.The EMS to ADAHRS ARINC Module Stacking Kit can be used to attach the SV ADAHRS 200 or the SV ARINC 429 module directly to the SV EMS 220 module, simplifying the installers challenge of finding room for, as well as designing and fabricating mounting brackets for the SkyView electronic modules. By fastening the Module Stacking Plate to the top surface of the SV EMS 220 module, the ARINC or ADAHRS module may then be attached, stacking the two modules