Made of High Quality Meterial, Stronger And More , Improve The Appearance Easy to use,Easy to replace Stainless steel material, CNC machining. Universal joint style. Spline meshing, compatible with a 5mm output shaft. Including a 4.4mm fixed pin for connecting the pinion and the transmission. Scale the joints and spline diameters to achieve a realistic appearance. The shaft is etched in millimeter dimensions to assist in measurement and cutting. DIY players can cut shaft to the appropriate length according to their own needs, making the length of shaft more compact to achieve the best climbing effect. Usage: First, remove the screw, cut off of the shaft, and then assemble the screw It's DIY kits, needs to finish by yourself. Color: Silver Material: Aluminum Alloy Package Contents: 1X RC Car upgrade Stainless steel universal joint drive shaft Kit 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.