The Ratioparts 30593 Stop Switch 3610 is a high-quality replacement component designed for various Stihl chainsaw models. This essential electrical switch ensures safe operation by allowing the user to quickly stop the engine. It features 2 connections and precise dimensions of 45mm length, 25mm width, and 25mm height, with a lightweight design of 0.01 kg. It serves as a direct replacement for Stihl OEM part number 00004300800, ensuring compatibility and reliable performance for models such as 034, 036, 038, 044, 046, 064, 066, MS 340, MS 360, MS 380, MS 381, MS 440, MS 460, MS 640, MS 650, and MS 660.