This is new, old stock. The original purpose is unknown, but this could serve several purposes today.Thank you for visiting our eBay store. Please message us via the eBay messaging system with all of your questions on specific items before buying or bidding. While we have quite a large inventory, we unfortunately do not know everything about every item. You may need to refer to the manufacturer for specific information. All of our listings are available for "Buy It Now” and/or “Best Offer.” Please only use “Make Offer” selection when buying multiple items from us. Unfortunately we are generally unable to accept offers on single items. However If you would like to make offers on large quantities, you may contact us on the eBay messaging system. It is always possible to come to terms before you send a formal offer. We will combine shipping on all items you purchase with us. Please wait for a combined invoice from us before making payment. We are open Monday through Friday, but unfortunately we do not ship on Saturday or Sunday. We will try to respond to your messages as soon as possible.Payment is due within 48 hours of your initial order. If you are unable to make payment within 48 hours, we cannot guarantee your items will remain in stock. Thank you for shopping with Tactical Traders.