The Schaller Toggle Switch Knob in Black Chrome is a high-quality accessory for musical instruments, particularly guitars. This knob is made of durable metal, providing a long-lasting and reliable solution for controlling switches. With an upper diameter of 7.9 mm and a lower diameter of 7 mm, it fits perfectly on most standard switches. The height of 13.9 mm ensures comfortable handling and an appealing appearance. The M4 internal thread allows for easy installation and ensures a secure connection. The elegant Black Chrome color gives the knob a modern and stylish look that harmoniously integrates into the overall design of the instrument. This Toggle Switch Knob is not only functional but also an aesthetic upgrade for any guitar, appealing to both professional musicians and hobbyists.