10 Pack Siphon Hose Shut Off Clamp Small Plastic Clamp Fits 7/16 in O.d.tubing Plastic Tubing Mid-range Clamp MADE IN USA Made of Plastic If your hose is less than 1/2" OD (7/16" 3/8" 5/16", 1/4" etc) this clamp WILL FIT it! Great for beer and wine makers use in siphoning, racking, and bottle filling. Fits tubing from 3.2 to 11mm (1/8 to 7/16") O.D. FREE SHIPPING