Made of premium ABS and metal, the shaft is durable to use.It is used to replace mechanical keyboard shaft and change mechanical keyboard pressing touch.The silver shaft is very light and sensitive, which is specially designed for e-sports games.Item Name: Keyboard Axis ButtonMaterial: ABS, MetalQuantity: 8Features: Sensitive, Durable to Use, Keyboard AccessorySingle Size: 3cm x 2cm x 1cm/1.18" x 0.79" x 0.39" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.These buttons can use 3mm 1.8mm, 2x3x4mm LED. If you want to use 4 RGB nails, you must dig out 2 holes or replace the button cover.Package Includes:8 x Keyboard Axis Buttons (Keyboard and Key Detector Not Included)