Robuta

https://www.atlasbronze.com/C86300-Cored-Bar-2-ID-x-6-OD-x-12-L-p/8630c-16-48-96.htm C86300 Cored Bar|2"ID x 6"OD x 12"L C86300 Manganese Bronze Hollow Bar| 2"I.D. x 6"O.D. x 12"Long cored bar id x od