Drain System O-Ring, Product Type O-Ring Drain System, Compatible with Manufacturer Model Number DEV2100SG-72, DEV2250SG-72, DEV2650SG-72, DEV3200SG-72, DEV3900SG-72, DEV4600SG-72, ITS100-31, ITS1350-60, ITS1700-90, ITS2250-60, ITS3250-90, ITS500-31, ITS700-31, For Use With Ice Bin, Ice Storage and Transport System