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DWK Life Sciences Kimble Kontes Hose Inlet Adapters, Standard Taper Joint No.: 14/20, Fits Tubing ID: 0.25 in., 6.35mm, Height: 1.77 in., 45mm, 90 deg. Hose Inlet Adapter, Borosilicate Glass, Certifications/Compliance: USP Type I, ASTM E438, Type I, Class