[Commodity composition] This product contains 10 guitar pickup screws and 10 springs, suitable for electric guitar pickups. [Commodity size] The diameter of the pickup mounting screw is 2.5 mm, the length is 32 mm, the thread pitch is 0.45 mm, the spring length is 25 mm, the diameter is 4.5 mm, and the color is black. [Commodity material] The pickup screw set is made of high-quality metal, sturdy and durable, and can be used for a long time. [Easy to install] The pickup frame screw installation is simple, easy to fix and adjust the height. Please check carefully whether the size is suitable before buying. [Commodity use] Mounting guitar parts are suitable for the installation and height adjustment of the double-coil pickup frame of electric guitars.