DescriptionThese floor guide set ensure a high level performance for your sliding barn door. The two point screw slots provide a secure lock to prevent the door from swinging to the sides. Before install, measure your door height, door trim(if available) and bottom groove, leave appropriate for your floor guide height.Features- Color: Black. - Material: Carbon steel. - Size: 4.00X2.70X2.30cm/1.57X1.06X0.90inch. - Slimmer but heavy duty, hold on the track tightly very easy. - Innovative design makes no sounds when opening and closing doors, and minimize the impact for the whole system when operation. - You can slide the door stoppers at the ends of the rail easily. - But you should install the door stopper before installing the whole set if you make it for double doors. - Perfectly work with all rolling door kits, durable and reliable performance.