NEW DOT 3E-1800 500cc Stainless Steel Sample Cylinder for sale. $75.00 NEW DOT 3E-1800 500cc Stainless Steel Sample Cylinder for sale. Cylinders Georgefraiser November 9, 2022 NEW DOT 3E-1800 500cc Stainless Steel Sample Cylinder for sale. I have 11 of these cylinders for sale. We have the boxes for the cylinders […]