La Marzocco 'Linea/FB-70/Strada' Brew Boiler to Pressure Gauge Pipe common-universal-parts/astoria-group-heads This tower measures about 44

This tower measures about 44

The included spring and spring guide tend to wear out before the wand tube itself

or the four-hole Rancilio tip (may empty the Silvia's small boiler faster)

For more on when to replace burrs and how to tell they're worn

La Marzocco 'Linea/FB-70/Strada' Brew Boiler to Pressure Gauge Pipe common-universal-parts/astoria-group-heads This tower measures about 44La Marzocco 'Linea FB 70 Strada' Brew Boiler to Pressure Gauge Pipe This capillary tube carries pump pressure from the brew boiler to the pressure gauge on La Marzocco Linea, FB 70, and Strada machines. This is a special order item shipped directly from the manufacturer separately from the rest of your order: in stock units ship fast, while out of stock units typically require 1 2 weeks for processing before shipping. SPECIFICATIONS: Thread Size: 1 4"