Cessna 172 Skyhawk SPCessna 172 SP Skyhawk model airplane. The most common aircraft in the world, the C 172, has been a staple in aircraft training since its inception in the mid 1950s but our fleet isnt that old. Our air conditioned Garmin G1000 equipped 172s are all 2018 models or newer, including 2 new 2020 models. Mahogany wood. Scale: 1 24. Wingspan 18 1 2 inches, Length 13 1 2 inches.