Rancilio Silvia Service Kit (2009 - 2013) - Provides all seals, washers, gaskets and parts required for servicing the 'Old Style' Rancilio Silvia in its entirety to ensure your machine remains in good working order. What you get in the kit: 1 x Boiler Thermostat 140°C - (3) 1 x Boiler Contact Thermostat 100°C - (2) 1 x Boiler Thermostat 165°C - (4) 1 x Red Silicone Boiler Seal - (8) 2 x Silicone Element Gaskets - (24) 1 x Filter Holder Gasket - (12) 1 x Shower Screen 57.5mm - (14) 2 x Steam Arm O'rings - (21) Also within the service kit you will receive a sachet of cleaner and a printed exploded diagram showing the parts and their corresponding numbers to make it as easy as possible to identify the parts you are changing.