Yeah Racing 540/550 Motor Aluminum Heat Sink w/30mm High Speed Tornado Fan (Blue) 21.5 MOTOR 5mm Metric Nut Driver features

5mm Metric Nut Driver features a large 20mm diameter handle with machined relief holes and cross hatch knurling to reduce weight and provide a high grip surface

This is the Ca45 1/28 Mini-Z Body from Bittydesign

Digital High-torque 125 oz-in

4V power output for high-performance servos

Much improved chassis roll for unmatched corner speeds

Yeah Racing 540/550 Motor Aluminum Heat Sink w/30mm High Speed Tornado Fan (Blue) 21.5 MOTOR 5mm Metric Nut Driver featuresHeat Sink & Fan Overview: Keep your motor running cool and performing at its best with the Yeah Racing 540 550 Aluminum Heat Sink and 30mm High Speed Tornado Fan, an essential upgrade that combines aggressive cooling power with sleek, anodized style for serious RC enthusiasts. About the Heat Sink & Tornado Fan Supreme Heat Dissipation The Yeah Racing 540 550 Aluminum Heat Sink with 30mm High Speed Tornado Fan is a high performance cooling solution