Wooster Pro Sherlock Mini Cage Short Handle Roller Frame has an exclusive, easy-roll mini cage. The mini cage is engineered to spin freely every time; it won't skid up the wall. This frame works with both the 6-1/2 in. and 4-1/2 in. Wooster Pro Mini Cage Frame Roller Covers. Works with all Wooster Jumbo-Koter (mini cage) Roller Covers, as well. The handle is threaded for attachment to all extension poles or can clip to Wooster Sherlock GT poles. Features: Smooth-rolling mini cage Great for cabinets, doors, furniture, trimming, small spaces and tight areas Threaded handle for attachment to all extension poles Easy clip-on/clip-off compatibility with the Wooster Sherlock GT poles Durable, easy-to-clean cage