Surpass Hobby 45A Waterproof Brushless ESC Rustler 4WD Includes 2 spring rates for

Includes 2 spring rates for tuning

Suitable for the 1/8

Suitable for the TRX4 K5 Blazer

5mm Speed (7

Surpass Hobby 45A Waterproof Brushless ESC Rustler 4WD Includes 2 spring rates forWaterproof and dustproof for all weather racing; (Note: Please remove the cooling fan before using this ESC in water; Please clean and dry it shortly after using it to prevent the connectors from rusting.) Specially designed for RC cars with excellent starting, acceleration and linearity functions. Compatible with sensorless brushless motor. The strong resistance current ability, excellent heat dissipation. Multiple protection functions: Low voltage