Up for sale is EM2070 Voltage regulator for Beech Bonanza( and maybe others)   Untested but came from flying aircraft., Free Fast Ground Shipping or local pickup.48 US, Contact me for price if you  need shipping elsewhere or need above standard postal shipping insurance. Inspections or questions welcome prior to auction close, hence no return .Your bid is a contract. Buyer is responsible to determine proper applicability, airworthiness and fitment.  Consult your parts manual prior to purchase. See My other auctions for good values  on some aircraft and engine parts. Sold As IS.