To remove cup feeder from card, unscrew the nut and lift off the washers. Remove the cup from the holder by twisting it counterclockwise and lifting up. Place holder on inside of cage, slip screw post through cage bars and attach washer and nut from the outside. Do not over tighten nut. Fill cup with seed or water, set it into the holder and twist clockwise to lock.
Insight Clean Cup with Perch