20mm Vulcan cannon brass. unprocessed. uncleaned. $5 a piece + usps flat rate ($7) $12 for 1 delivered $17 for 2 delivered $23 for 3 delivered. IE add 5$ for each additional piece to be clear, the price above is for brass only. i do have some of the 20mm brass tumbled with projectiles but those were damn near unobtanium to get my hands on. would let those go for $27 each delivered. add 20$ for each additional 20mm brass+projo as flat rate freight i can ship a boatload of these for the same price. *****Just found a few of the Solid tungsten Sabbot rounds, see below*** $37 delivered pm or email me if interested 20mm Tungsten sabot. sure to mess up anyone's day if on the receiving end.