PlayVital 2 Pair Black Shoulder Buttons Extension Triggers for PS4 All – playvital
PlayStation 4 controller - R2 trigger has came off one of these little hinges (more detail in comments) : r/fixit
How to FIX BROKEN R2 + L2 Buttons on PS4 CONTROLLER (Button Replacement) - YouTube
eXtremeRate Black 2 Pairs L2 R2 Buttons Extention Trigger for PS4 Controller, Game Improvement Adjusters Extenders for PS4 Controller JDM-030 - Walmart.com
Amazon.com: L2 R2 Triggers Ps4 (2 Pairs Trigger Extender,6Pcs Thumbstick Grips, 2 Pairs LED Light Bar Decal) for Ps4 Dualshock Controller(Green&Blue) : Video Games
HOW TO FIX THE R2 BUTTON ON THE PS4 CONTROLLER (DETAILED) - YouTube
5 Pairs L2 R2 Trigger Bumper Button &Spring for Sony PS4 Dualshock 4 Controller | eBay
Trigger Back Button for PlayStation®4 – Nyko Technologies
Amazon.com: L2 R2 Trigger Buttons & Spring for Sony Play Station 4 PS4 for dualshock 4 Controllers Replacement Parts : Video Games
Amazon.com: eXtremeRate Blue & Red Custom Trigger Extenders L2 R2 Buttons for PS4 Controller, Game Improvement Adjusters for PS4 Pro Slim Controller : Video Games
The PlayStation 4 controller: What's new with the buttons and triggers (part 3, exclusive) | VentureBeat
Problem with R2 on DS4. : r/PS4
how to fix broken L2 R2 triggers no cost on dualshock 4 on ps4 playstation - YouTube
Windfall 2Pcs R2 L2 Dual Trigger Extender Extra Longer Button for PS4 Controller Gamepad - Walmart.com
L2 R2 Trigger Springs Button Set Replacement Part for Sony Playstation 4 PS4 | eBay