Antelco &frac12; Barbed Poly Hose Shutoff Valve - Compatible with (16 mm) .710 O.D. X .620 I.D. Poly Hose. (Please Read Product Description Thoroughly!) compatible with " poly hose " poly hose shutoff valve poly hose shutoff valve barbed poly hose shutoff valve fits (.710 O.D. x .620 I.D.) poly hose