I'm sure they are longer. I believe wingspan on a Cat is 33'. Avid HH is 29' 10 1/2" Look at my post on the Avid site. I had a link to a set of Avid Catalina wings there. 7 flaperon hangar brackets on Cat, 5 on HH wing. 2 jury struts on Cat, 1 on HH. JImChuk