for 1/10 94123 94111 Parts 102010 102011 102012 Ball Bearing Aluminum Alloy Steering Hub Mount Set

General back-pressure cooling pipe materials are aluminum alloy because of good heat dissipation.When the exhaust gas through the back pressure after the cooling tube, you can make the gas into the tank cooler, then the fuel temperature is naturally not so high.So you can make the engine slightly lower the temperature on hand can increase the engine's life slightly, on the other hand can make the engine operating temperature is reduced, but also took a box of run a few minutes more effectColour:PurpleMaterial:MetalPackage Contents:2 * RC Car rear axle 2 * RC Car front steering cups2 * RC Car door 8 * RC Car 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.