AGO-20 2500lbs Apricancello Scorrevole Automatico Operatore Porta 2 Telecomando e Catena 20ft
It has a strong starting and pulling force(2500lbs) because of 550W power. It is suitable for stainless steel doors, iron doors, bronze doors, solid wood doors, etc. Suitable for Door Weight:1134kg/ 2500lbs.