For serious RC enthusiasts, especially in the drift and touring car scenes, Yokomo is a top-tier brand from Japan. This SD-TB27 is a 27mm long steel turnbuckle. In simple terms, it's an adjustable linkage rod used to connect parts like your steering knuckle to your chassis, allowing you to fine-tune settings like camber and toe angle. Why Yokomo? Their parts are known for incredible precision, made from high-quality steel, and machined to extremely tight tolerances. This means smoother adjustment, less play in your suspension, and more consistent handling on the track. The 27mm length is a common size for many 1/10 scale chassis. If you're looking to upgrade your RC's steering or suspension links from plastic to metal, or just need a durable replacement, this is a professional-grade part. Used by competitive drivers worldwide for a reason. Just make sure the length and thread type are compatible with your specific RC model before ordering.