http://www.sparkdoorhardware.c....om/barn-door-hardwar Barn Door Hardware Satin nickel barn door kits are specially designed for single/double shunt/bypass, and they are standard with satin nickel finish, which can effectively improve the rust prevention, corrosion prevention and wear resistance of these kits. They can be installed on the top of the door, whether it is home, hotel, office or industrial barn door. The whole installation procedure is not complicated, and installation instructions are also included in the package. In addition, we have carried out strict performance test and quality inspection on this product, and the con