Fangrui Product Details Features: Brand New Made Of High Quality Metal, Stronger And More Durable, Improve The Appearance Using This Coupler Allows 5mm Wheel Axle To Use 12mm Tires, Providing A Lot Of Space For Modification Suitable For:wpl D12 C14 C24 C34 C44 B14 B24 B16 B36 Mn D90 D99s Rc Car Colour: Black/titanium Color/blue/red Material: Metal Package Contents: 4 * Wheel Hub Hex Adapter 4 * Gasket Only The Above Package Content, Other Products Are Not Included. Note: Light Shooting 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin