Hop-up Parts for Associated B4.2 & T4.2

Discover premium hop-up parts designed specifically for Associated B4.2 and T4.2 RC models. Elevate your racing performance with our high-quality upgrades, including precision-engineered components that enhance durability, speed, and handling. Whether you're a competitive racer or a hobbyist, our selection of hop-up parts ensures your B4.2 and T4.2 models achieve peak performance on any track. Explore our extensive range and take your RC experience to the next level.