Crossfire Arms

Here are the (very) long overdue Crossfire and Crossfire 2 Arms and accessories. All the arms are compatible between both platforms and address most of the issues people have had in previous versions. Both the original Crossfire and Crossfire 2 arms are included along with the 3.0 arms.

The 3.0 arms are basically a modular version of the previous arm. Using the arm without any legs attached is perfect for using with [Skids](http://www.thingiverse.com/thing:244567) attached. The arms also have two areas to add different types of legs, under the motor mounting area and mid arm. They are snugly press fit in and in the event of a breakage only require that piece to be reprinted instead of the entire arm as in past designs.

As always, weight is one of the largest factors with anything that flies. I received many requests to beef up this area of the original arm as it was the most likely to break in a crash or hard landing. But crashes and hard ladings can break even strong pa