Part Number 8MK4220-001 Kit Gusset Instl Aft in stock with ready to ship. Get an instant quote for Bombardier Aerospace part number 8MK4220-001 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for 8MK4220-001. Our dedicated account manager will get back to you within 15 minutes.