- Big Rock 4X4 3S BLX: AR102711

This is the ProTek R/C Universal Radio Case Insert

54mm diameter

and uses the stock shocks and body mounts

Cells: 2S-3S LiPo/6-9 cell NiMH

Castle Creations - Mamba Micro X2, 16.8V, Waterproof ESC with 1010-4400kV Sensored Motor Combo Diecast Masters America - Big Rock 4X4 3SThe Mamba Micro X2 is a refresh of our popular Mamba Micro X. This new ESC increases the maximum input voltage to 4s. We also added DATA LOGGING and our CRYO DRIVE(TM) TECHNOLOGY; CryoDrive allows the ESC to run cooler and more efficiently at partial throttle. Like its predecessor, it is waterproof* and has SENSORED MOTOR SUPPORT. This ESC and Motor Combo is ideal for 1 14th and 1 16th scale vehicles, weighing up to 3lbs and up to 4s LiPo. The