TOP RC T1400 GLIDER RUDDER SETRPM 6S Front A arms fit V5 EXB editions of the ARRMA Kraton, Notorious, Talion, Fireteam & Outcast. The design modifications we incorporated accommodate changes made by ARRMA for V5 and EXB versions of these vehicles. However, they are reverse compatible for older models. Beefier: Our A arms are significantly beefier than our original 6S version A arms. Lower A arm support beams are 30% thicker while upper A arms are more than 22% thicker. The added