ZK-SW300DC, the folding door operator kit is tailored for double-service or folding doors with a maximum weight of 300 kg each. Here are its notable features: - Extendable and durable aluminum swivel arms ensure superior performance. - Ideal for doors weighing less than the recommended maximum. - The robust system design ensures a long useful life with minimal maintenance requirements. Experience reliability and longevity with the ZK-SW300DC folding door operator kit.