The GN 927.4-63-M5-40-B-R with Lever, clamping, Thread length: 40mm, Lever length: 63mm, Body: red Electronic Part from Elesa & Ganter is a clamping lever selector knob with a specific dimension combination: Thread length is 40mm, Lever length is 63mm, and the body is colored Red. It is designed to provide reliable function and durability, enabling ease of use when choosing the settings for a wide range of applications. It is crafted from high quality materials and features a solid plastic body construction with zinc-plated steel lever. Additionally, this item includes three parts: one body, one lever, and one knob nut.