美国采购需求：头盔，摩托车头盔，全盔，半盔，越野头盔

I'm looking for replacement parts for my helmet. Specifically, I need the component that holds the visor on the left side. It's crucial for the visor's stability and functionality. I believe this part is essential for maintaining the helmet's performance and ensuring safety while in use. Could you please provide me with details on the availability of this part? If possible, include pricing, lead times, and any additional information that might be helpful for placing an order. I would appreciate your prompt response so I can proceed with the necessary repairs as soon as possible. Thanks!