Wooster Magikage Trafficage Roller Frame is designed for durability and performance, featuring a sturdy 5-wire cage that maintains the roller cover's round shape just like standard frames. It includes a galvanized 1/4" shank and a comfortable polypropylene grip that is threaded for easy extension pole use. This roller frame is compatible with any 4" roller cover, making it a versatile choice for your painting needs. Model Number: R022-4