Paint Roller Cover, Cover Type Standard, Surface Texture Smooth, Compatible Roller Frame Style Yoke, 18 in Overall Length, 1/4 in Nap Size, Surface Material Brick, Concrete, Drywall, Masonry, Wood, Paint Type All Paints, Enamels, Epoxies, Floor Coatings, Urethanes, Core Diameter 1 1/2 in, Cover Material Mohair Fabric, Core Material Polypropylene, For Use With 8614, BR412-21, BR045-18, BR047-18, BR036-18, Includes (2) End Caps