Boost your Mini 4WD’s stability and style with the limited-edition JR HG Mass Damper Set, engineered for smooth landings and superior control on Japan Cup 2025 courses.
The Tamiya JR Mini Limited-Edition HG Brass and Carbon Fiber Mass Damper Set with Ball Connectors (J-Cup 2025) is designed to commemorate Japan Cup 2025 while providing superior stability on challenging courses with repeated elevation changes. This set features mass dampers with ball connectors for smooth motion, and adjusters made from glass fiber-reinforced resin ensure secure attachment even after tough landings. Carbon fiber plates allow flexible mounting options and display the mint green Japan Cup and Tamiya logos for a striking limited-edition look. Compatible with MS, FM-A, VS, Super-II, Super X, Super XX, Super TZ-X, MA, and AR chassis, this mass damper set is an ideal upgrade for racers seeking enhanced balance, durability, and style.
