All-metal second gear wave box:Standard compensation 370 motor, roller bearing, metal gear, reverse transmission function.Specific speed high gear (12.7 to 1) low gear (25.4 to 1)For the installation of applicable models:Applicable to naughty dragon 4WD C24 Gass, Mangniu D90 91 96 98 99S, etc six-drive card installation (installed and tested). It should be noted that the wave box is far from the ground. The propeller shaft may also need to be lengthened. It depends on the height of steel plate.If the distance between the steel plates is too high, the transmission angle of the transmission shaft will be affected, and the transmission shaft will be jammed. It is recommended to use the drive shaft. transmission angle.Weight: 169gcolor:BlackMaterial:MetalPackage Contents:1 x body31 x accessoriesOnly 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.