Safe Flight Signal Summing Unit P/N C-80306 (Core) from $54.68 Qty. Add to Cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. Condition: For parts or not workingCondition Description: CR - corrosion on connectors, inside looks clean - sold for parts or repair Manufacturer Part Number: C-80306 Qty available: 1 Tweet