Wooster Jumbo-Koter Roller Frame, 4-1/2 & 6-1/2 x 12 in. is a key component in the Jumbo-Koter program, designed with an exclusive, easy-roll cage that ensures smooth and effortless rolling. This frame features a roller that moves ly without sliding up the wall, providing a professional finish every time. It accommodates both 4-1/2" and 6-1/2" rollers and comes in two different lengths to suit your painting needs. The unique system means Jumbo-Koter rollers are only compatible with these frames. Built with a solvent-resistant plastic cage for extra-smooth rolling action, it also includes a chrome-plated 1/4" shank and a professional polypropylene grip with reinforced threads that are compatible with the Sherlock GT extension pole. This roller frame combines durability and ease of use for a superior painting experience. Model Number: RR013