This new pressure washer gauge is a heavy-duty replacement or add-on part designed with a 3/8 inch quick connect fitting. It may suit buyers who need a gauge for monitoring pressure in a pressure washer setup or for maintaining an existing system. The quick connect style can be a useful buying point for shoppers matching compatible equipment, and the 3/8 inch size should be checked carefully before purchase to help avoid fit issues. Free shipping is included, which may help simplify the overall cost. If you are comparing parts for repair, maintenance, or setup needs, this listing may be relevant. Check the listing for full details. Pressure Washer Gauge with 3/8 Inch Quick Connect, Heavy-Duty Pressure Gauge for. Condition: New. Listed at 23.89 USD. Compatible with most gas and electric pressure washers, this gauge is perfect for maintenance, pressure testing, and system performance checks. Ideal for professionals and DIY users looking to monitor system performance.