GN 615-M4-KN is a stainless steel lever knob from the GN 615 series by Elesa & Ganter. The knob has a screw-on mounting, with a threaded blind hole for the M4 screw. The knob is 25 mm in diameter, with a 30 mm knurled section, and it comes with a flat end cap plate. The lever has a hole through the center, with a hole diameter of 9.5 mm and a depth of 9 mm. The front of the knob has a visually attractive design and is available in both satin and polished finishes. The lever is corrosion-resistant, suitable for a range of applications, including economic and medical equipment, electric and electronic devices, and more.