The Sogoparts Throttle Control Lever Spring Assembly for Komatsu Excavators PC120-5/PC130-5/PC120-6/PC130-6 is an indispensable component for maintaining optimal engine performance and control. Constructed with high-strength materials, this assembly ensures longevity and durability, even in the harshest operating conditions. The precise fitment and compatibility make installation easy, and the integrated spring ensures smooth and reliable throttle operation, preventing dead or slow throttle response. This is a must-have for any Komatsu operator seeking to optimize their excavator's performance and efficiency.