FLM tranny with adj anti squad?
 

I noticed the newly updated FLM tranny, now with motor guard and anti squad...

http://www.rcbros.com/cart/Scripts/p...p?idproduct=43 3

but how does that part look like and what does it do exactly?

They always had that hole on the bottom beneath the A-arm mount. You use a set-crew to adjust the anti-squad.