OPW 21Gu Automatic DEF Dispenser Nozzle
OPW Fueling Components 21Gu automatic shutoff nozzles are the industry’s most comprehensive def filling solution. These nozzles were designed for the service station dispensers and come with or without a mis-filling prevention device.
Nozzles come with M34 threads must use 21GU-SFH adapter to change to 1 in. BSSP
