General description The Pack Automatic Door Closer is designed for doors weighing up to 30kg, making it suitable for various applications such as fire doors, hotels, condominiums, residential complexes, offices, and interior doors. Its adjustable design allows for easy installation on either the left or right side, reducing the closing force to prevent damage to the door while ensuring it closes securely. Technical specifications Material: Zinc alloy and stainless steel Dimensions: 12.6 x 3.4 x 13.5 cm Weight capacity: 15-30 kg Color: Black Package contents 2 pieces of automatic door closers Adjustment rod Mounting plate Screws Other information Features a double spring structure and roller design to protect the door from damage and reduce noise.