RE: U Can Do 3D
what about the string inside used to pull servo leads thru? they rattle also. im just giving ya something to think about, im really not being a smart#!$. its just that both mine rattled like crazy also and im still flying #2 for last 3 mos and its still fine. i dove #1 straight into the rocks out here inthe desert with the tail being all that survived. good luck lal.
gary