Style,Hole-Free Version Barn Door Hardware Stopper, One-Way Operation. With the latest design of the soft , there is no need to drill holes on the or decide where to install screws. Simply attach the soft to the back of the with the hook and fasten it with the supplied hex wrench. behind the rail, it slows bringing to a soft stop in their final position. Quality,All are tested and inspected strictly being released on the market. Passed the opening and closing test for over 120,000 . The provides a clean, soft . Manufactured to precise dimensions, this mechanism hides subtly behind the , gently and quietly catching your barn door similarly to soft-closing drawer slides. Designed for interior hardware applications, the is a great and safe way to reduce the impact of the door of the . The triggers adjust vertically to accommodate low spots and make the door functions smoothly. The Soft Stop mechanism also adjusts for less or more tension as needed for operation. whole This product is designed for One-Way Operation. It comes in pairs, one for the left side for the right. You should install 2 at each side, then the door will stop softly when opening AND closing. all actuator whole set Install the Soft Mechanism Connect the two S-Shape hooks to both end sides of the soft with the supplied screws. Simply attach the soft to the back of the with the hooks and fasten it with hex wrench. Install the Actuator To determine where to install the actuator on the door, you may the door to the final stop position. Then place the actuator into the gap of the soft , and fix the actuator there with the supplied screws. Repeat the above steps on the other side whileinstalling the second soft set. colour:black Material: Plastic + Metal size:: About 31cm Package Contents: 2 x Soft Mechanism 4 x S-Shape Hooks 2 x L-Triggers/Actuators 4 x Tapping Screws Attention: There is no need to drill small holes on the rail. Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.