Astoria Boiler to Steam Valve Tube for 2/3/4 Group Left Side - Gloria/Perla /grind-manual-brew The flat burr set also

The flat burr set also creates an even particle distribution that results in high extractions in the cup

installation should be handled by someone comfortable working inside the grinder's motor housing

This element uses a 37 mm hex

If you have questions during install

RSCF Water Filter Mounting Head with Flush Valve Assembly

Astoria Boiler to Steam Valve Tube for 2/3/4 Group Left Side - Gloria/Perla /grind-manual-brew The flat burr set alsoAstoria Boiler to Steam Valve Tube for 2 3 4 Group Left Side Gloria Perla This left side boiler to steam valve tube (D 10, L. 310, 'AEP SAE 2 GL7') fits 2, 3, or 4 group Astoria Gloria Perla machines in the standard configuration, not the 'raised group' model. 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