Made of high quality material Easy to install and in use Directly replace for TRX4 plastic axle housing Specification: Item Name: Axle Housing Total Weight: 300g Suitable for 1/10 RC Crawler -4 Colour:black Material:Metal Package Contents: 1 * Front Axle Housing 1 * Rear Axle Housing Only the above package content, other products are not included. Note: Light 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.