The Husqvarna 531127916 Trimmer Upper Service Kit helps restore reliable upper-section performance for compatible Husqvarna 330LK string trimmers. It works as a replacement service kit for the upper trimmer assembly, helping maintain proper operation and dependable handling during trimming tasks. Made to replace worn or damaged upper-section components, it helps restore equipment func... https://www.wholetoolbox.com/husqvarna-531127916-trimmer-upper-service-kit-330lk/531127916.html