The IMS Pro Barista Nano 18g filter basket is a precision-engineered double portafilter basket designed for improved espresso extraction. It features 661 evenly-spaced 0.30mm diameter holes that ensure homogenous water flow through the basket for consistent shot quality. Compatible with: Most standard commercial espresso machine portafilters with 18g basket capacity. This ridgeless flat-bottom basket measures 24mm in height and is finished with a nano-quartz coating that prevents metal discoloration and flavor imparting. The precise hole spacing and coating create a superior extraction platform compared to standard OEM baskets, ideal for both traditional Italian espresso pulling techniques and modern third-wave coffee applications.