Ideal for musicians and instrument technicians, these toggle switch nuts and washers are essential for maintaining and upgrading your guitar or bass. They offer a precise fit, ensuring that your toggle switch remains firmly in place during performances. The easy installation process makes them a convenient choice for both professionals and hobbyists. Features -Color:Silver -Material:Iron -Size:1.40X0.20X0.20cm/0.55X0.08X0.08in -Size:1.80X0.10X0.10cm/0.71X0.04X0.04in - : made from durable materials to ensure the product's longevity and reliability -Secure connection: prevents toggle switch nuts from loosening, ensuring a stable connection and uninterrupted performance -Easy installation: designed for easy installation on guitars and basses, making it user friendly -Wide compatibility: includes 12 mm toggle switch washers to meet the requirements of various musical instruments -Multipurpose: good for use in performances, recordings, and practice sessions, improving the instrument's overall performance Package list: 10pcs Bass Head Shaker Spacers