Viper Nozzles - Blue Devil New design to work up to 570psi (40bar) Professional results from lower gallonage Deeper ribs in selector ring for better grip Metal spinning teeth that are easier to replace 4 gallonage selection ring, without pattern change Flush without shutting down Constant flow through fog and straight stream Product #: BDS752NPG Description: Selectable for 7-13-33-52 and FLUSH without Pistol grip
