Originally Posted by mangoman
Are you sure the pro 4 outdrives fit? Ive been thinking with the ridiculous pricing of blades (well i think they are expensive for little pieces of plastic) and their low availability i was going to start using the standard black delrin outdrives too which would also hopefully be a little lighter.
RDX blades look about the same size. But more than 2 come in a pack for $10.