1. High quality gas spring 2. Finished: Painting 3. Material: iron 4. Carry capacity:45N- ... /whole copperCarrying Capacity45N, 60N, 80N, 100N, 120N, 150NFinishPaintingColorSilver,BlackSize6", 8", 10'', 12" etc.One way,two wayAvailableUsageCabinet, Door, vehicle etc.Advantages ...