Eliminate barista wrist strain and streamline your espresso workflow with the genuine La Marzocco KB90 Straight-In Double Portafilter, w/ Spout (Part \# A.5.114). This revolutionary component is the core innovation of the KB90 machine, designed to solve the common industry problem of repetitive stress injuries (RSI) caused by traditional portafilter twisting. Its key feature is the "straight-in" mechanism, which allows baristas to lock the portafilter into the group head with a simple, vertical motion, drastically reducing the forceful rotation required. This OEM portafilter, complete with its precision double spout, guarantees a clean, efficient transfer of espresso into two cups simultaneously. **Stop struggling with portafilter lock-in issues**—upgrade to the A.5.114 for immediate ergonomic improvement and reduced operator fatigue in high-volume settings. Usage of the KB90 Straight-In Portafilter is intuitive, seamlessly integrating into a fast-paced environment while enhancing shot consistency and speed. The included double spout is engineered for proper flow separation and centered delivery, ensuring your double shots are perfectly divided without splash or mess. This high-grade, durable portafilter is manufactured to La Marzocco’s exacting specifications, providing long-term reliability where traditional portafilters wear down. By adopting the straight-in design, you are not just replacing a part; you are addressing a major operational concern. **If your baristas complain about wrist pain, this is the essential KB90 portafilter replacement part you need.** This portafilter (A.5.114) is specifically compatible with La Marzocco KB90 espresso machines. It features robust, heat-resistant handles and a calibrated design to ensure a perfect, secure fit every time. The straight-in design allows for faster engagement and disengagement, cutting down on time per shot and dramatically increasing throughput. Invest in the KB90 Straight-In Double Portafilter to maintain the superior efficiency, consistency, and ergonomic excellence of your La Marzocco machine. **Solve the problem of slow espresso workflow and reduce physical stress** with this crucial, genuine La Marzocco accessory from Kaldi.com.