Based on this product's specifications, here are some alternatives and similar models
Pressure washer spray gun nozzle cover Dedra DED7445 protective nozzle guard
Summary description:
Protective nozzle cover for a pressure washer spray gun by Dedra, model DED7445. Designed to fit and shield the spray gun nozzle from damage, debris and accidental contact during storage and transport. Suitable for users who need a spare or replacement guard to maintain nozzle integrity and safe handling of pressure-washing equipment.