95575-TunedUp4WD-Ball Stabilizer Cap (Vivid)
[Parts that are useful for improving machine performance and setting] You can make stabilizer poles of your favorite height by combining with long screw sets and other screws of various lengths. It is also possible to attach the ball by sticking out the tip of the screw under the bumper etc. A set of 4 bright blue, fluorescent green, fluorescent yellow, fluorescent orange, and pink balls. It also comes with a rubber tube for screwing.