RE: OS .21 pull starts?
The guys at tower are smoking crack.
[link=http://www2.towerhobbies.com/cgi-bin/wti0001p?&I=LXLU03&P=0]Here is the RG with pull start and a pilot shaft.[/link] (Looks like it's out of stock for now but will be back in Jan)
But in my opinion you should go with a regular RG-P and get a starter box instead.