- The max width of door is 800*1000mm; - Suitable for the door weight:20-40kg, 30-50kg, 30-55kg, 40-60kg, 40-65kg, 45-65kg, 45-80kg, 45-90kg, 45-100kg - Quality medium carbon steel gear and piston through hardening treatment, for minimum deforming and flexible performance - Two hydraulic pressure valves control two sections of door closing separately, the speed of locking have been control by the whole section of hydraulic pressure - able built-in stop function (90 positioning ) and (180 without positioning ) - Anti-freezing hydraulic oil ensure normal operation -40皌o 45? - Optional silver gray, bronze, golden and black finishes - Unique design, advanced technology, make you enjoy convenient, practical and outstanding effect when using the product