This O-ring is suitable for DGI PolaJet series printers. This is the original DGI part. It has an inner diameter of 3mm and an outer diameter of 6mm.PolaJet O-Ring 3 x 1.5 (1 pc)SKU: 1250E0036098C$0.86PriceExcluding Sales TaxQuantity*Add to Cart