304 Stainless Steel Round Recessed Door Knob, Hidden Cup Door Knob Lock, Door Locker, Pocket Door Knob Without Keys(Black)$$Tools & Hardware Other

Easy Installation: Our product comes with a colorful instruction manual, even novices can easily install it successfully. Bolt-on flush install with included screws; simply align and secure. Turn the knob to latch or unlatch the door - no key required Suitable for multiple types: Whether your door is a solid-core door or a hollow-core door, this product can be installed, Our product comes with long and short screws, and the color of the screws is the same as that of the handles, so there is no need to worry about installation and aesthetic issues Wide Compatibility: Designed for interior doors 29-45 mm (1.14-1.77") thick - fits standard bedroom, bathroom, pocket and sliding door applications. If the connecting shaft does not have a suitable length, you can cut the connecting shaft according to thickness of your door. The connecting shaft is generally 0.51"-0.59" longer than the thickness of the door, please measure your doors before ording Premium Material: 304 stainless steel construction with black electroplated finish -- rust-proof, fade-resistant and built to last Sleek Design: Flush-mount hidden-cup style keeps hardware discreet. Double-sided turn handles allow easy, keyless operation from either Ideal Use: Perfect for privacy doors in narrow hallways and tight spaces. Low-profile design is widely used on bedroom, bathroom, office and other interior doors