This is not a commercial. I have used one of Mr. Voss's adjustable tow hooks on my Gnome 3 meter and find it takes pretty stiff launches just fine. If you're planning an RES, I couldn't recommend a better tow hook. Jim Deck [EMAIL PROTECTED] RCSE-List facilities provided by Model Airplane News. Send "subscribe" and "unsubscribe" requests to [EMAIL PROTECTED]