美国采购需求：凸面镜、减速带、电缆保护器、橡胶车轮挡块、橡胶路缘坡道、橡胶车轮楔块

I'm reaching out to request detailed information regarding the product I previously inquired about. Specifically, I would appreciate it if you could provide me with the latest pricing, availability, and any relevant lead times. This will help me make an informed decision regarding my purchasing needs. Additionally, if there are any quantity discounts or special promotions currently available, please let me know. Understanding the shipping options and costs would also be extremely helpful. Looking forward to your prompt response so that we can potentially move forward with this order. Thanks!