This is a Minimax tug for most of the RV series of aircraft. Doesn't work on the RV 10. For the RV6A, 7A, 8A, 9A, 12. We also made another arm that fits the Cessna 182, will probably work on the 172 and 150 but haven't tried it. Very little use. Located at the Missoula Airport. Come check it out.