RocHobby Critical Mass High Speed 1100mm (43") - PNP "ev7" Molded from ABS

Molded from ABS

Visit the Official Heng Long 1/16 Scale UK Challenger II Battle Tank Thread on HobbySquawk

The Horus X10S is equipped with our latest and best gimbal to date

The boat's innovative hull-mounted stabilizing fins allow it to endure the highest rating of Sea State 9

Transport and Deploy

RocHobby Critical Mass High Speed 1100mm (43") - PNP "ev7" Molded from ABSRocHobby Critical Mass High Speed 4S Receiver Ready ROC012 1 We felt the Critical Mass was deserving of a high speed power plant to give it the performance many are looking for. The Critical Mass was already one of the favorite planes around Motion RC but now it is even better. We added a larger 3648 770Kv motor, 70A ESC, and 9g metal gear servos. In addition the plane now runs on a 4 cell LiPo. The Critical Mass can now reach speeds of 90Mph and has