This is a pressure adjustment weight for Asahi Keikinzoku's pressure cooker "Katsuryoku Nabe (SW type)". Everything in the photo is included. This is a used part taken from a 2005 SW 5.5L pot. It is a used item and has some stains, etc. Please check the photos before purchasing. This is a common part for the SW type and can be used without any problems in both the shallow 3.0L pot and the deep 5.5L pot. It has a different shape and size from the current mainstream ZK type and cannot be used interchangeably. Asahi Keikinzoku Katsuryoku Nabe Katsuryoku Nabe Katsuryoku Nabe SW Katsuryoku Nabe Omori Katsuryoku Nabe Omori Omori Omori Pressure Cooker