La Pavoni Lever Professional Upper Sight Glass Retainer (Chrome) OEM Part No. 2110045451 This fitting is designed to accept the installation of a pressure gauge. Used as standard on the La Pavoni Stradivari Professional SPL and SPH also the La Pavoni Professional PLH. The La Pavoni Romantica GRL and Stradivari Gran Romantica SGR. Also used on the Gaggia Factory 106. The Espresso Shop is an official distributor for La Pavoni coffee machines, grinders and spare parts. We also carry out all repair and warranty work here in the UK. The Espresso Shop is a one stop shop for everything you need now and in the future for your La Pavoni coffee machine or grinder. We stock spare parts at our warehouse where we have a dedicated workshop that can service and repair your machine or grinder. We also honour the warranty on La Pavoni domestic coffee machines and grinders purchased in the UK; if there is any issue with your domestic La Pavoni coffee machine or grinder you can send it to us. Find all La Pavoni Machines Grinders and Spare Parts HERE.