Upgrade your espresso consistency and extraction quality with the Set of 4, 14 gram, Matched, Precision Portafilter Inserts (Part #947) from Kaldi.com. These professional-grade baskets are meticulously engineered to hold a precise dose of 14 grams, ensuring standardized input for every shot. Featuring a highly polished, electropolished surface, these baskets minimize static and residue buildup, allowing for an incredibly clean release of the coffee puck. The true distinguishing feature is their precision-matched hole pattern and diameter, which guarantees uniform flow rate across all four baskets—a vital consistency factor for high-volume commercial environments or serious home baristas who rotate multiple portafilters. Investing in these precision inserts is the fastest way to eliminate channeling, improve flavor clarity, and achieve repeatable espresso excellence. The key benefit of using these precision 14g baskets is the significant improvement in extraction efficiency and flavor clarity. By controlling the exact flow dynamics, these baskets ensure uniform saturation and pressure, maximizing the extraction of solubles while mitigating over- or under-extraction. They are made from durable, food-grade stainless steel to resist wear, corrosion, and high thermal stress. Usage is straightforward: replace your current standard 14g basket with one of these precision inserts in your 58mm portafilter handle. Always use a proper dosing funnel to minimize grounds waste and ensure a level dose before tamping with a precise 58mm tamper. Regular cleaning with backflushing agents is recommended to maintain optimal hole purity. Specifications for the Set of 4, 14 gram, Matched, Precision Portafilter Inserts (Part #947) include: Nominal Dose: 14 grams (ideal for double shots), Compatibility: Standard 58mm commercial portafilters, Material: High-grade Stainless Steel, and Quantity: Set of 4 matching baskets. These baskets are manufactured with extremely tight tolerances to ensure that the internal volume, hole count, and perforation diameter are identical across all units, ensuring that a recipe dialed in on one basket will perform identically on the others. Equip your café or home setup with this essential performance upgrade to guarantee consistency and superior espresso quality, shot after shot.