Stainless Steel Espresso Knock Box with Rubber Bar ✔️ Single unit: deep 304 stainless bowl with rubber cross-bar, 1pc This espresso knock box is designed to collect spent coffee grounds after pulling shots. It's commonly used on countertops in homes, cafés, bars, restaurants, and offices. The deep bowl minimizes splash, while a flat, non-slip base keeps it stable during busy sessions. ✅ Material: food-grade 304 stainless steel for durability and safety ✅ Finish: frosted interior and exterior for rust resistance and easy cleaning ✅ Deep bowl minimizes splash and simplifies disposal ✅ Non-slip flat bottom keeps it stable on counters ✅ Cross-bar reinforced and rubber-wrapped to reduce noise ✅ Dishwasher-safe for easy cleanup 💡 What is a knock box used for in espresso setups? - It collects spent grounds between shots to keep counters tidy - It speeds up workflow in busy settings by centralizing waste - It is durable stainless steel with a rubber-wrapped bar to reduce noise - It works with most portafilters for quick cleanup