Originally Posted by 1Radioflyer
I have the belt tail HK-450 and I'm very impressed with the machine. Main gear should be replaced right off the bat and get different main rotor blades. I got it for $35 plus shipping.
Paging Mr. Jay....... I say Paging Mr. Jay
Having the the 450 Pro like Chopper and having had the same problem, you can take those pesky main gears that are wavie like a potatoe chip and "boil" them! Then let them cool.........most times they straighten out and stay that way!