Accessories:Stainless Steel Flat Head Screw 4x10-1PCManual number:AR320196Product major function & usage:Support chassis and stabilize the rear gear boxMajor advantages of upgrading to this product:Aluminum 6061 T6 material made for better strength, tolerance and more stable for the end users.The features of general appearance of this product:Distinctive 3D cut with hollow designOther special notes and commentsSuitable for ARRMA SENTON & TYPHONWe use a quality light weight high tensile strength aluminum 6061 T6 and is then anodized with scratch resistant colorsWe also have a big selection of multiple colors available now!! Let¡¯s ¡°hop up¡± your vehicles to give them the best looks and performance on the market ¡¦ colors are available in blue, red, grey silver/gun metal, orange, green, black, brown