Category A buffer which meets the requirements of the EN 15551 standard and the UIC 526-1 leaflet as well as the related leaflets, equipped with a shock absorber made of the EuroPad solid elastomer ensuring energy absorption of 30 kJ . The buffer casing is manufactured in a unique process of hot extrusion. The buffer has good working parameters and operational reliability within the temperature range  from -40°C to +50°C. The buffers can be delivered with disks of the width of 450, standard hardness, as well as with a plastic cover plate.