conrad.......i asked a simular question a few days ago on the arf forum ....see info on seagull models from horizon........i got some good respones from several people from england......also they gave me a web site to a hobby shop in england that had some info.......www.sussex-model-centre.co.uk
the british spell "center" this way "centre".........search seagull models and click on the edge 540 "more info".............i bought the 540 model from a hobby shop here in oklahoma...i will put a saito 100 on it ...if you like i will get back to you on it........thanks .......pault