Airpath | part number: C-2300 C-2300 AIRPATH COMPASS All compasses in the C-2300 series meet FAA TSO-C7c requirements. Specifically designed for panel-mount installation on four holes (0.170” Dia.) equally spaced about a 2-5/8” mounting circle. Each compass comes with a deviation card,... MSRP: Now: $267.32 Add to Cart Airpath | part number: C-2300 C-2300 AIRPATH COMPASS MSRP: Now: $267.32 Add to Cart