RPM Black ESC Cage for the Castle Sidewinder 4 ESC RPM81322
This RPM ESC Cage is specifically designed to provide robust protection for your Castle Sidewinder 4 ESC. It shields the electronic speed controller from impacts and debris, ensuring its longevity and reliable performance in demanding RC environments.
Constructed from durable RPM engineering-grade nylons, this cage offers superior strength and flexibility compared to stock components. Its precise fitment ensures optimal cooling for the ESC while maintaining easy access for wiring and connections, making it an essential upgrade for serious bashers and racers.
Key Features
- Enhanced protection against impacts and debris
- Constructed from durable RPM engineering-grade nylon
- Designed for precise fitment with the Castle Sidewinder 4 ESC
- Maintains optimal ESC cooling
- Easy access for wiring and connections
- Improves the longevity and reliability of your ESC
Whats Included
- 1 x RPM Black ESC Cage
- Mounting hardware


RPM