We at Castle wanted to address three main concepts while designing a new ESC for the modern day RC enthusiast

ensuring stable performance in each round

The RPM bumper supports are designed tough

RPM Front A-arms are nearly 25% lighter than stock versions of the same A-arms

Traxxas 8327-ORNG Battery Hold-down Alu Orange huina usb-lader We at Castle wanted toTraxxas 8327 ORNG Aluminum Battery Hold Down Take your 4 Tec to the next level with this aluminum battery hold down. The billet 6061 T6 aluminum construction adds strength and precision with a brilliantly anodized finish and laser etched logo. Genuine Traxxas accessories are made by Traxxas, for Traxxas, to guarantee a perfect factory fit every time. Fits 4 Tec 2. 0 vehicles with 256 mm wheelbase. Aluminum Battery Hold Down Improves appearance,