Дверной доводчик

Door Closer: 1. Applied to maximum width 700-1100mm single direction open door, Door weight reaches 45-75kg. Two speed adjustment,2. Two hydraulic pressure valves independently control two door closing speed, 180° fully hydraulic control and the force-adjustable locking section 20°-- 0°3. Precise seal prevent oil leakage.4. High quality castingaluminum alloy body, coated with quality and gloss paint.5. Painting plastic moving arm against erodent:6.With locking function(Position at90°and non-positioning at 180°)7 Meet the China State QB/T2697-2005 standard,two years use is guarded.