Lucins
Spring Positioning Hinge Automatic Door Closer
● Door Closer Hinge: When the door is opened more than 90°, it is held in place by a hidden steel ball, allowing for convenient entry and exit.
● Free Entry And Exit: Features automatic buffering to ensure the door closes softly without slamming.
● Durable Use: Strong design and classic black finish make these interior door hinges a long-lasting addition to any home.

● Easy To Install: The bifold door hinges can be installed directly without grooving the door or frame; includes screws.
● Applications: These hinges can be mounted on shed windows, shutters, skylights, vents, and more.

Specification:
● Size: 4 inches
● Material: Iron
● Color: bright gold / silver gray
● Thickness: 1.5mm
● Hinge installation direction: universal type
● Function: 90° positioning + automatic closing
Package included:
1Pc * Spring Positioning Hinge Automatic Door Closer
Shipping
Free standard shipping on every order to U.S. addresses, with tracking included.
- Orders are processed within 1–3 business days (cut-off: 5:00 PM ET, Monday to Friday)
- Transit takes 7–14 business days, for a total estimated delivery of 8–17 business days
- We ship with trusted carriers, including USPS and FedEx
- Sales tax is calculated at checkout, and any import duties are covered by us
- Orders can be canceled within 12 hours of purchase
Read our full Shipping Policy.
Returns
Not quite right? You have 30 days from delivery to send it back.
- Email support@lucins.com with your order number to start a return
- Items must be unused, unworn and in their original packaging with all parts included
- Defective, damaged or incorrect items are always accepted, at no cost to you
- Return shipping is paid by you for change-of-mind returns
- We never charge restocking fees
- Approved refunds are processed within 7 business days to your original payment method
Read our full Return & Refund Policy.
Contact Us
Questions about this product or your order? We’re happy to help.
- Email: support@lucins.com
- Contact form: Contact page (link: /pages/contact)
- Monday to Friday: 9:00 AM – 5:30 PM ET
- Saturday and Sunday: 10:00 AM – 3:00 PM ET
We aim to reply to every message within 24 hours.