This is a used set of NOS #14125 Vinyl Coated Steel Bottle Brackets for the current generation 10 or 15 lb. capacity 7 inch diameter bottles of all brands.   Properly designed to securely hold your nitrous bottle at the proper angle for maximum flow through the siphon tube. Current Summit catalog price is $50.95.  Fixed shipping of $10 via USPS Priority Mail.     See my other auction items for more good deals on nitrous and hot rod parts-------------you may also call the shop at 702-596-2616 with questions.