E-Z Roller Exercise Wheel / gerbil, dwarf hamster, mouse

E-Z Roller 6in. Small Animal Exercise Wheel (#90012) is sized for gerbil / dwarf hamster / mouse. The powder-coated wire mesh is a tight, diamond-pattern weave, designed to prevent feet and tails from getting caught while pets are running. Great for providing exercise options inside or outside of the cage. The wheel can stand on its own or be hung securely on mesh cage wires. Overall unit measures 6in. long, 4 1/2in. wide and 7in. high. Wheel diameter is 6in. and 3in. wide.