Precision meets practicality with the SERA 51mm Coffee Dosing Cup—an essential stainless steel replacement part engineered to elevate your espresso workflow. Experience cleaner dosing, effortless installation, and the durability that discerning home baristas and professionals demand. ⚙️ At a Glance Type Espresso Replacement Part Material Premium Stainless Steel Diameter 51mm Installation Bayonet Design 🔧 Universal Compatibility Engineered as a universal replacement for espresso machines with 51mm portafilters. Verify your machine's portafilter width is exactly 51mm before purchasing to ensure seamless integration and optimal performance. 📐 Technical Specifications 🏗️ Material Stainless Steel ⌀ Diameter 51mm 💪 Hardness High Resistance ⚡ Installation Bayonet Mount ☕ Espresso Compatible 🔧 Direct Installation 🛡️ Deformation Resistant ⏱️ Long Service Life ✨ Key Features Premium Stainless Steel Construction: Crafted from food-grade stainless steel with high hardness properties, this dosing cup resists deformation and collision damage for extended durability. Innovative Bayonet Design: The sophisticated bayonet mechanism enables direct installation onto coffee ground powder outlets, streamlining your workflow while eliminating messy spillage. Workflow Efficiency: Transform your espresso preparation with a tool specifically engineered to improve consistency and reduce waste, giving you more control over every shot. 🧼 Care & Maintenance Maintenance is refreshingly simple. Rinse thoroughly with water after each use to remove coffee residue, or place in your dishwasher for comprehensive cleaning. Store in a dry location away from moisture to preserve the stainless steel finish and ensure lasting performance. The robust construction requires minimal upkeep, allowing you to focus on what matters—crafting exceptional espresso. — Why We Selected This — The SERA 51mm Dosing Cup exemplifies precision engineering meets everyday practicality. For home baristas seeking to elevate their espresso technique and reduce inconsistency, this replacement part delivers genuine value. Its universal compatibility with standard 51mm portafilters, coupled with intelligent bayonet design and premium materials, makes it an indispensable tool for achieving café-quality results at home. We love that it addresses a genuine pain point—messy, inconsistent dosing—with elegance and reliability. 🎯 Perfect For Whether you're a dedicated home barista perfecting your craft, a professional coffee shop team optimizing workflow, or an educational institution teaching espresso fundamentals, this dosing cup serves every context. Its intuitive design accommodates both passionate beginners and seasoned professionals seeking cleaner, more efficient espresso preparation with minimal overflow and maximum precision. ↩️ 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.