Hay Roller for rodentsA fun way to entertain your rodent while feeding. In addition, it is easy to hang on a railing cage thanks to the hooks at the foot of this roller hay feeder. Once this hay feeder is attached, it is easy to refill through a hatch. Ideal for chinchillas, guinea pigs, rabbits and other rodents of this size. When assembling the pins should click into the ball (not around the ball / outside). SizeHeight: 16 cm Diameter: 14 cm