- GOOD COMPATIBILITY: Replaceable trimmer handle switch part, specially designed for Stihl FS75 FS80 FS85 garden trimmer machine. - SIMPLE ASSEMBLY: Includes throttle cable and wiring harness to match the on and off switch, with strong applicability and easy installation and assembly. - PREMIUM MATERIAL: Made from plastic materials, wear resistant, corrosion resistant, not easy to damage, suitable for long term use. - STABLE PERFORMANCE: Enables the operation of cutting and trimming tools installed on multi function tools. - EXCELLENT SUBSTITUTE: A reliable replacement for old or damaged parts, improving the work efficiency and performance of the trimmer. - USE SCENARIO 1: Replace a worn or failed on/off switch on a Stihl FS75, FS80, or FS85 trimmer to restore reliable control. - USE SCENARIO 2: Install as part of a multi-function tool setup that requires a compatible throttle cable and wiring harness for seamless operation. - USE SCENARIO 3: Outdoor maintenance where durable plastic construction provides wear and corrosion resistance for long-term service.