Barista Basics Knockbox (6" x 6" x 5") behind-the-bar/paper-filters double and triple dose buttons:

double and triple dose buttons: time adjustment to a hundredth of a second

Available in raw low-lead brass or nickel-plated low-lead brass depending on supply

Works with: W_635 connector (sold separately)

Durable polyethylene construction

Barista Basics Knockbox (6" x 6" x 5") behind-the-bar/paper-filters double and triple dose buttons:Barista Basics Knockboxes are designed with quality and durability in mind. Unmatched by any other knockbox on the market, they are made with ultra strong ABS plastic and include a removable NBR rubber knock bar. Each unit is packaged with an oversized NBR rubber hush gasket for added resilience and noise reduction. The removable knock bar and sleek ABS design make these units easy to clean. The hush gasket for Barista Basics Knockbox has been