The RYOBI Pressure Washer Trigger Gun Kit, designed to replace worn out or damaged trigger handles. It can be used with almost any gas or electric pressure washer up to 3,300 PSI. This durable replacement trigger gun also includes a Bayonet Adapter for convenience.. Replaces worn out or damaged trigger handles. Works with all RYOBI pressure washers. Impact resistant durable construction. Use with pressure washers up to 3,300 PSI. Bayonet adapter. Fits most models and brands of pressure washers up to 3,300 psi.. Maximum Pressure (PSI): 3300. Handle Length (in.): 21. Connector size (in.): .87. Included: No additional items or accessories included