051Y small round Machine weight 20kg per box 20 PCs per box

carton size: 390*260*326mm

suitable for door weight 25-45kg

generally, the default value is 180 degrees. 90 degrees need to contact the seller

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The following categories are fire-fighting, with stable quality and large sales volume.

The following models are extra large and heavy

the following models are bold, reinforced, thickened, long-lasting

  the following models are export leak-proof oil models

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90-degree positioning is that the door has one more function. When the door is opened to 90-170 degrees, it can stop. If it doesn't move, it will only close the door with a small effort. If it is pushed, it will not be located: 180 degrees automatic door. Any angle will be self-closing door.