This Kyosho factory replacement front suspension arms set is designed specifically for the Mini-Z MR-04 chassis. The hard compound construction offers stiffer flex characteristics compared to standard arms, which suits drivers looking for more responsive front-end handling. The set includes both left and right front lower control arms along with mounting hardware. Features: Hard compound for stiffer front suspension response Includes left and right arms plus mounting screws Direct factory replacement for Mini-Z MR-04 Marked N and W for easy identification 7/7/26 cs