The 'Triple Seven' as it is also called, is the world's second largest twin-engine airliner and has now been converted one to one for XPlane. The Boeing 777, a superlative of a long-range airliner is now also available for your flight simulator at home. Boeing 777 Worldliner Pro- Extended Pack-This pack includes four versions of the Boeing 777 Worldliner (yes 4!): Boeing 777-200 LR Boeing 777-200 F (Cargo) Boeing 777-300 ER Boeing 777-200 ER Note: If you simply want the 777-200 LR Professional for $.