eXtremeRate 2 Pairs Black & Green L2 R2 Buttons Trigger Extenders Game Improvement for Playstation 4 Pro PS4 Slim Controller JDM-001 JDM-011 JDM-040 JDM-050 JDM-055 Compatible Model: See the second picture of the listing before purchase. Check the motherboard on the controller by unscrewing it open. It fits for the controllers with JDM-001/JDM-011/JDM-040/JDM-050/JDM-055 printed in the motherboard of the controller Installation Guide: Once install correctly and never come off; Get installation video guide on Youtube by searching Extremerate PS4 Pro Trigger Extender Increase Speed: Help to hit the L2 and R2 buttons fairly easily; Increase the button response for games Comfortable Feel: Perfect for people with big hands; Rest your fingers; Helps with trigger grip and ergonomics Great Addition: Makes your controller stand out from the crowd; The Texture and the grip is superior to the stock triggers