Wooster Brush RR028 Jumbo-Koter Shergrip Roller Soft green Shergrip handle adds comfort Solvent-resistant plastic cage, extra-smooth rolling action Chrome-plated 1/4 inch shank, 90 degree angle Works with both 4 1/2 in. and 6 1/2 in. Jumbo-Koter rollers Sherlock GT compatible