The 5-wire cage on the Economy 9 in. Heavy-Duty Roller Frame helps make sure your roller cover (not included) does not walk or s The 5-wire cage on the Economy 9 in. Roller Frame helps make sure your roller cover (not included) does not walk or slip as your work. The orange, molded handle's hollow end accepts standard extension poles (not included).Use with standard 9 in. roller covers (not ...