Get two pressure washer extension wands at a time, each extension rod is 20" 1/4" quick connector fits most high pressure cleaners and nozzles with 1/4" quick connector With a maximum working pressure of up to 4,000 PSI, it is suitable for most brands of pressure washer. Stainless steel and solid brass replacemant pressure washer extension wand. 1/4" quick connector and steel extension wand for many pressure washers. Please feel free to contact us for any questions, we provide exchange and refund services