Amazon.com: Oussirro Wireless Controller for Xbox 360, 2.4GHZ Game Controller Gamepad Remote for PC Windows 7,8,10 with Receiver Adapter, No Audio Jack(Black) : Video Games
Black Replacement LB+RB Bumper Trigger Button for Microsoft Xbox 360 Controller | eBay
Xbox 360 Wireless Controller Triggers Replacement - iFixit Repair Guide
Xbox 360 Wireless Controller Triggers Replacement - iFixit Repair Guide
Amazon.com: Replacement for Xbox One S Controller RT LT Btacket Trigger Key Button Inner Support (Bracket) : Video Games
Xbox 360 Wireless Controller Triggers Replacement - iFixit Repair Guide