Quick view Nozzle Holder;Nylon;NPS;#2;1in Marco Size 2 nylon nozzle holder for 1-7/8" OD blast hose. Fits 1-1/4" nozzle thread style. Size 2 Fits 1-7/8" OD blast hose For 1-1/4" nozzle thread style Nylon body Use 10NW nozzle washer