Its powerful 18

AXIAL AXI232043 AR14B Universal Axle Set (2pc) RBX10

It's a direct-fit hop-up for the 4S BLX lineup

Two 2x4mm cap screw

Steering and throttle exponential

Hobbywing Axe-Foc R2 Sensored Brushless Motor 540l-2100kv XO-1 Parts Its powerful 18HWI30401254 AXE FOC R2 Sensored Brushless Motor 540L 2100KV Packed with Technologies: Word's First FOC brushless system for Rock Crawler. Field Oriented Control for Super Linearity & High Torque & Extreme Silence. The chip type magnetic encoder inside the motor guarantees consistency between three phases' signals and always outputs the pure and precise signals indicating the rotor position. "POLARITY PROTECTION". No more "oops" moments. The chip type