Wooster Brush RR014 Roller Frame The key element in our Jumbo-Koter program, these frames have our exclusive, easy-roll cage. The cage is engineered to spin freely every time, so it won?t ?skid? up the wall. All Jumbo-Koter frames work with both 6-1/2? and 4 1/2? Jumbo-Koter covers. The Wooster Brush Company has been manufacturing innovative, high-performance painting tools right out of Wooster, Ohio USA since 1851. Our trade names include Ultra/Pro, Advantage, Yachtsman, Shortcut paintbrushes; Super/Fab, Super Doo-Z roller covers; Sherlock frames and extension poles; Jumbo-Koter minirollers; and Prep Crew surface prep tools. You can feel confident knowing Wooster is the name behind your painting tools. Features Solvent-resistant plastic cage, extra-smooth rolling action Chrome-plated 1/4 inch shank, 90 degree angle Full-size polypropylene grip with reinforced threads Works with both 4 1/2 in. and 6 1/2 in. Jumbo-Koter rollers Sherlock GT compatible USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.