Complete sealing gland set for valves, wrench size 27, M 24 thread, -20…150 °C - VVF21.., VXF21.., DN 25...80 - VVF31.., VXF31.., DN 15...80 - VVF40.., VXF40.., DN 15...80 - VXF41.., DN 15...40 - VVF52.., DN 15...40 - VVF43.., VXF43., DN 65…150 - VVF53.., VXF53.., DN 15…150