High quality CNC machined brass material. Enhanced Resistance: The black hard coating with chamfered edges not only adds a sleek aesthetic to your RC crawler but also provides superior resistance. Optimized Weight Distribution: Designed to maximize the down-low weight and lower the center of (COG) of your RC crawler. Precise dimension control to easy to install and run smoothly. Easy to install, fits perfectly with for Vanquish VS4-10 Phoenix F10 Portal Axle, providing excellent protection. Fit for Vanquish Phoenix Plastic/Aluminum F10 Portal Axle Material: Brass Color: Black Package Contents: 1 Pair * Portal Front Cover Weights 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.