Black Anodized with Brass bearing king pin for smoothness

These Bridgestone Potenza T-Drift Tires are a special hard plastic tire with the fully licensed tread pattern from the popular Bridgestone Potenza RE-01R tire

Inside diameter: 5mm

These Powerhobby 4S 3000mAh 14

Power Hobby - Power Hobby Heat Sink w/ Twin Tornado High Speed Fans, for 1/8 Motors, Red Servos Low Profile Black Anodized with Brass bearingHeat Sink features a lightweight aluminum construction with a dual cooling fan design. The heat sink is compatible with 1 8 scale motors around 40. 8mm diameter and 57. 9mm in length and includes two 30x30x10mm high speed fans that peak around 18,000RPM @6v The fans can be installed directly to the heatsink or you can use the included 10mm spacers between the fans and the heatsink for enhanced airflow. Features: Fits 1 8 motors with 40. 8mm diameter