?Personalise your controller with these cool and super durable bullet buttons， these new metal buttons are made from high grade aluminum alloy metal and are designed to replace the traditional buttons. Fix your old controllers old buttons and refresh it a bit giving it a brand new look!<br> <br> Features:<br> Aluminum alloy metal button set.<br> Cool 9mm diameter bullet shape designs.<br> Fit for PS4 Controller.<br> Require technical internal fitting and controller must be opened to install.<br> <br> Specifications:<br> Color: red， silver， blue， yellow (optional)<br> Compatible with: for PS4 controller<br> Diameter: 9mm<br> Package size: 5 * 4.5 * 1cm / 2 * 1.8 * 0.4in<br> Package weight: Approx. 11g / 0.4oz<br> <br> Package List:<br> 1 * Set of Buttons(4 pieces)<br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>