3-Way T-Piece Vacuum Hose Joiner, OD=7mm (0.28") (Pack of 5) Go to amazon.com Related posts 10 best 7 0.28 for 2022 FeatureMaterial: Plastic3-Way T-PieceSize OD=7mm ( 0.28" ) Description3-Way T-Piece Vacuum Hose Joiner, OD=7mm (0.28") (Pack of 5)