The ZROS coupling is used to connect ROS, ROS-Zk, ROS-Zł casing pipes. Their task is to create a durable and tear-resistant connection, which is to protect the inside of the pipe against: sand
| una especie de paquete | Paczka |
| Cantidad | 15 uds. |
| Peso (kg) | 5,800 |
| Ancho (m) | 0,310 |
| Longitud (m) | 1,200 |
| Profundidad (m) | 0,250 |