REOUG rc heatsink Motor 540 550 Engine Cooling Fin Heatsink with Fan 2525MM/3030MM 5V for RC 1-10 Motor

Features: 1. Each product has a unique Production Part of the Label number on the internal package proving that it has been qualified, which include the Part Number, Model Number and inspection date information. 2. If you have any questions about the item, please provide us with the Manufacturing Part Number for verification, your profits will be guaranteed. 3. Suitable for: RC1: 10 Car. 4. Compatible Fuel Type is Electric. 5. This item made of Aluminum Alloy, can be used long time. Specifications: Condition:100% Brand New Material: Aluminum alloy + nylon Color: N10294-OR,N10294BL,N10293-OR,N10293BL(Optional) Size: Approx.3*3*1 cm / 1.18*1.18*0.39 inches(L*W*H) Package Weight: Approx.17g/0.6oz Package List: 1*Engine Heatsink with Fan 4*Screw Note: Because there was a manual measuring ,the size may has 1-2cm/inch difference. The color may be slight different due to the condition or light or different monitor.