Heavy-duty sliding lock is upgraded from old style door bolt lock, stronger than normal sliding door lock. Extra security for your bathroom, bedroom, locker-room, gate. It's small but will hold your door shut firmly. Door security latch is upgraded with better performance and durability. Use power screwdriver and drill to mount this sliding lock on your door frame, finish DIY barrel latch lock installation less than 5 minutes. Our door slide lock is designed for security applications on doors, chests, fridge, wooden wickets, kennels, shed, room, windows and cupboards.Barrel lock is made of stainless steel. Thickened panel, enlarged size, bold bolt. Our slide bolt latch used latest electroplating and polishing technology to ensure a perfect long lasting. Brushed nickle finish surface slide lock which improves corrosion resistance, enhance wear resistance and hardness, protects the metal surface and have a good insulation performance. Barrel bolt latch is classic streamline design, precision processing, mellow and delicate, not limited by the installation angle, vertical and horizontal installation are suitable, it should be noted that door latch lock downward installation needs to be perforated on the floor. As long as you have the right installation space, you can DIY at home.