The Ospry comes with its own hardware kit. Contact Sis at Kactus Model Kits if you want a Dumas kit. She is VERY helpfull and is great. I purchased 2 Donzi's, a Dauntless and a Mister Darby from her. Her prices can't be beat. She sells on e-bay too.

Tell her Marty sent you!

http://www.rcmodelboatkits.com/