This set of hard compound rear lower suspension arms is specifically engineered for the Kyosho Inferno MP10 1/8 scale nitro off-road buggy. Crafted from a specially formulated, rigid composite plastic, these arms significantly enhance the vehicle's handling characteristics by resisting unwanted flex during aggressive driving and in high-traction conditions. Utilizing these 'hard' arms ensures more consistent suspension geometry and precise wheel alignment, leading to improved cornering stability, quicker response to steering inputs, and increased overall durability against impacts on the race track.