Featuring our X3 advanced compound

high-power

Reverse and Brake profile

Recommended servos: REEFS 422HD

Grab the rocks and climb the toughest ascents with the amazing Rover tyres

Power Hobby - Twister Castle MONSTER X 8S ESC High Speed Aluminum Cooling Fan - Black ASC90042 Featuring our X3 advanced compoundSuper high speed fan with a monster performance. Extremely high airflow. Designed to keep your ESC running cooler for longer run times and increased performance. CNC machined aluminum fan cover. Dual ball bearing fan and brushless motor for optimal performance and longevity. Recommended power source 3s lipo. The 3S adaptor is included with an on off switch. This fan can also be powered from the receiver. Specifications: Dimensions: 40x40x28mm Bearing: