210 litre UN Tight Head Steel Drum (Plain Interior) This is a UN approved Tight Head 210 litre steel drum, also referred to as a 45 gallon drum or 200, 205, 216 litre drum. Colour: Black External dimensions: 584x876mm (approx.) Internal dimensions: 572x851mm (approx.) Weight: 17kg Tight Head – Closed Top 2 inch and 3/4 inch BSP bungs Plain interior UN Approved for liquids and solids