1 SET L1 R1 L2 R2 Bumper Buttons Replacement For PS3 Controller Trigger Buttons | eBay
VOYEE Controller Replacement for Sony Original PS3 Controller, Wireless Controller Gamepad with Upgraded Joystick Compatible with Sony Playstation 3 (Black) - Walmart.com
Amazon.com: L1 R1 L2 R2 Bumper Trigger Buttons and Springs Repair for Sony For Play Station 3 PS3 Controller Replacement Parts : Video Games
PS3 controller L1 button not working. See comment for full details. : r/consolerepair
Free 3D file Arsenal Gaming ps3 controller L1/R1 button・Template to download and 3D print・Cults