Kayannuo Back to School Supplies Clearance No-hole Cushioning Mute Pull Rope Door Closer Telescopic Sliding Door Office Bedroom Door Automatic Return Door Closer 500 pull No-hole Cushioning Mute Pull Rope Door Closer Telescopic Sliding Door Office Bedroom Door Automatic Return Door Closer Features: SECOND GENERATION ADJUSTABL】: 1: Increased from 500 grams to 1200 grams.2: Now you don't have to adjust it anymore.3: Adopted upgraded double steel wire rope which is more than others.4: The second generation of the door closer is more convenient and safer. 1200G TENSILE STRENGTH & 80,000 TIMES TESTED】: 1.2mm diameter double steel wire rope passes 80,000 times tensile test and test with 1200G strong pulling (100N). Suitable for More Scenarios】: The upgraded 1200G pulling is more stable and suitable for screen doors, invisible doors, iron doors, security doors, aluminum glass doors, interior doors, bi-folding sliding doors, office doors, left and right openers, kitchen doors, bathroom doors, wood and metal doors, residential and commercial doors, exterior/interior door closers, fire doors. EASY TO USE】: Just peel off the door closer sticker and hook sticker, install it to your desired position (it is better to wait a few hours sticking the sticker to increase the viscosity), then hang the wire rope on the hook. You can also use screws (the product comes with) for installation. Gift】:In addition to the upgraded door closer, we also come with 1*hook, 1*backer, 1*wrench. Product Description: Includes: 1*silent pull cord door closer, 1*backer, 1*hook, 1*wrench Features: SECOND GENERATION ADJUSTABL】: 1: Increased from 500 grams to 1200 grams.2: Now you don't have to adjust it anymore.3: Adopted upgraded double steel wire rope which is more than others.4: The second generation of the door closer is more convenient and safer. 1200G TENSILE STRENGTH & 80,000 TIMES TESTED】: 1.2mm diameter double steel wire rope passes 80,000 times tensile test and test with 1200G strong pulling (100N). Suitable for More Scenarios】: The upgraded 1200G pulling is more stable and suitable for screen doors, invisible doors, iron doors, security doors, aluminum glass doors, interior doors, bi-folding sliding doors, office doors, left and right openers, kitchen doors, bathroom doors, wood and metal doors, residential and commercial doors, exterior/interior door closers, fire doors. EASY TO USE】: Just peel off the door closer sticker and hook sticker, install it to your desired position (it is better to wait a few hours sticking the sticker to increase the viscosity), then hang the wire rope on the hook. You can also use screws (the product comes with) for installation.