Upgrade your WLtoys 284131, K969, or K989 with this high-quality metal gear drive shaft dogbone differential. Made from durable metal material, this hobby grade upgrade will ensure your RC model vehicle runs smoothly and efficiently. With a 1:28 scale and metallic colour, this upgrade is perfect for any RC car enthusiast looking to take their model to the next level. The package includes a drive shaft, metal gears, dogbone, and bearings, making it a comprehensive and easy-to-install upgrade. Don't settle for less, upgrade your RC car today with this top-of-the-line metal gear drive shaft dogbone differential.