The Renzetti Vise Pedestal Base is durable and stays in place when working with the vise. The vise comes with an anodized saltwater stem support, a stainless steel stem, and protective pad to keep your vise in place and protect your table. The stems are not interchangeable. Model: X8063 - Made of anodized aluminum; works with Master and Presentation 3000/4000 series visesModel: X8005 - Made of steel and coated with black powder; works with all Master series visesModel: X8101 - Made of steel and coated with black powder; works with Presentation 3000/4000 series visesModel: X8113 - Made of steel and coated with black powder; works with Presentation 2000 series The Renzetti Vise Pedestal Base is made in the U.S.A. Items in stock at our warehouse ship by the next business day. Items that come directly from the manufacturer to you may take up to two weeks before shipment occurs.