PW18503 Earthwise Trigger Gun

Some models used more then one gun style 

Look and compare if this gun is correct for your washer before you buy

The Earthwise Trigger Gun, identified by SKU PW18503-GUN, is designed for select Earthwise pressure washer models. It enables easy control of water flow with a squeeze-and-release trigger mechanism, which may include safety lock features to prevent unintended operation and an ergonomic handle for comfort during prolonged use.