Yokomo RP-102A High precision titanium ?4.8 King pin ball 橫崛  [RP-102A]

An ultra-lightweight, high-precision titanium Φ4.8 kingpin ball for BD9. Coupled with the highly accurate surface finish, smooth operation is achieved. Reducing the weight of the upper part of the chassis and the unsprung weight is highly effective in improving athletic performance, making it a supreme item that contributes to improving your time. Contains 2 pieces.