Removable / replaceable Metal differential gear. Precision Engineering for Maximum Energy Conversion. Light weight and easy to use, easy to replace. Guaranteed for the specifications of your device. Manufactured with the highest quality of materials. Part Name: Differential Gear Set Compatible with: - 6684 models; 8474; 1/8 RC car Truggy truck Part No: 8474 Colour: black Material: composite material Package Contents: 1 x differential gear set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.