美国采购需求：军用硬箱，滚塑运输手提箱，硬质军用箱，步枪箱

I'm reaching out to inquire about the pricing for the item listed in my previous message. Could you please provide me with the current price per unit and any available discounts for bulk orders? It would also be helpful to know about shipping costs and estimated delivery times. Additionally, if there are any variations or alternative options for this product, I'd appreciate your insights. Looking forward to your prompt response so we can proceed further with our purchasing decision. Thank you!