Compatible: L1 R1 L2 R2 Trigger Shoulder Buttons and spring sets are only compatible with PS5 V1.0 controller. Function: If your controller Button or springs are missing , damaged or no longer functioning correctly, don't need to change new controller, just buy this item and replace your damaged Trigger L1 R1 L2 R2 Shoulder controller buttons & springs set, let your device work again. Material: Trigger back button is made of plastics material, light and durable, easy to hold and clean. Trigger spring is made of stainless steel, rustproof and resilient. Simple to use: supply phillips screw and pry tool to ensure correct fitting and easy to use. Packing: 1 x L1 Button, 1 x R1 Button, 1 x L2 Button, 1 x R2 Button, 2 x Springs, 2 x Trigger Frames, 2 x S.