The EffiQ-Rate 4L Espresso Knock Box transforms your daily coffee ritual into a seamless, sustainable practice. Designed for discerning home baristas and professional cafés alike, this essential accessory elevates your espresso routine while promoting mindful waste management. ⚙️ At a Glance Type Coffee Grounds Disposal Bin Material ABS Plastic Capacity 4 Liters Color Matte Black Finish Commercial Grade Included Accessories Knock Stick, Towel, Brush, 100 Bags 🔧 Compatibility & Universal Design Engineered with universal compatibility in mind, this knock box works seamlessly with any espresso machine or portafilter across all major brands. The included premium knocking stick accommodates standard coffee handles from La Pavoni, Rancilio, Gaggia, Breville, and beyond. Perfect for home kitchens, professional café bars, home bars, and office break rooms. 🏷️ Espresso Machine Compatibility ☕ All Espresso Machines 🎯 Universal Portafilters 🏠 Home & Commercial Use ♻️ Sustainable Disposal 🧹 Easy Maintenance 📐 Specifications 📏 Capacity 4 Liters 🔨 Material Premium ABS ⚖️ Base Weight Weighted Base 🎯 Design Open-Top Cylinder 🧼 Care & Maintenance Simply wipe down the exterior with the included premium microfiber towel and use the brush to gently clean the knocking stick after each use. Replace the 100 supplied collecting bags as needed for convenient, hygienic disposal and recycling. Rinse the cylindrical body between daily uses to maintain optimal cleanliness and extend the longevity of your knock box. The durable ABS construction resists staining and wear, ensuring professional aesthetics session after session. 🎯 Made For Perfect for home baristas seeking café-quality organization and workflow, professional coffee bars and boutique cafés prioritizing efficiency and guest experience, mindful households embracing sustainable waste practices, and office break rooms elevating the employee beverage experience. An essential companion for anyone who honors the art and craft of espresso preparation, from the casual enthusiast to the seasoned professional. ↩️ 30-Day Returns Unused items, 30 days. Damaged, wrong, or lost made right. 🔒 Secure Checkout Encrypted payment, trusted by Shopify. 📦 Tracked Shipping Every order ships with tracking. Why Home Cooks Choose SERA ✓ Hand-CuratedEvery tool & ingredient is selected for quality — not mass-listed. ✓ Café & Kitchen GuidanceClear how-to notes so you get great results at home. ✓ Real SupportQuestions? Our team replies within 24–48 hours. 📬 Shipping & Delivery: Your order ships with tracking and a confirmation email. Delivery times vary by destination. Easy 30-day returns on unused items — plus damaged, wrong, or lost orders made right.