You are buying a 316L stainless steel 3 round tattoo tip.  These tips have an overall length of 2 inches.  The 3 round tip is great for single and 3 round needles.  Use these tips with the tubes and grips available in my store or with the ones you already own.

These tips are precision machined, high grade stainless steel; the tools commercial tattoo artists use.  Professional grade for regular use and autoclaving.

Buy with confidence; you will receive the item as described.  Check my eBay store, Scrap Metal 23, for other listings.