This replacement recirculation arm is perfect for home brewers who own a 65L BrewZilla. Whether you're brewing a small batch of craft beer on a weekend or experimenting with new recipes, this arm will come in handy. It fits seamlessly into your 65L BrewZilla system and doesn't require any complex tools for installation. So if you're a passionate home brewer looking to upgrade or replace your recirculation arm, this is the product for you.