You can use any 4 line bar with that kite as long as they are of equal length. As you are flying a 2011 switchblade I will assume that getting the absolute optimum from your chosen kite is not a priority.
2old2quit said... You can use any 4 line bar with that kite as long as they are of equal length. As you are flying a 2011 switchblade I will assume that getting the absolute optimum from your chosen kite is not a priority.