美国采购需求：自动组装机、喷雾泵组装机、乳液泵组装机、触发泵组装机、瓶盖组装机、塑料瓶盖组装机

I'm interested in a specific type of ring you offer. Could you please provide me with more details about this product? I'm looking for information on the materials, available sizes, and any customization options you might have. Additionally, it would be great to know the pricing and lead times for bulk orders. If you have any catalog or images, that would also be helpful. Looking forward to your response so I can proceed with my purchasing decision!