2BK25 7/8" Bore Solid Sheave Pulley - 2-1/2" (2.50") OD , Hex set screws for V-belts 4L, 5L 2BK25-7/8" Ball Diameter - 14mm 🟢 Size: 80mm ID x

🟢 Size: 80mm ID x 88mm OD x 25mm width

Each bearing features corrosion-resistant chrome steel rings paired with ultra-light solid ceramic balls for reduced rolling resistance and improved longevity

Whether you're rebuilding a bearing set

the 1638ZZKSK inner diameter is 3/4" inch

2BK25 7/8" Bore Solid Sheave Pulley - 2-1/2" (2.50") OD , Hex set screws for V-belts 4L, 5L 2BK25-7/8" Ball Diameter - 14mm 🟢 Size: 80mm ID x2BK25 7 8" Bore Solid Sheave Pulley with 2 1 2" OD , 2 Hex set screws for V belts size 4L, 5L 2BK25 7 8" (2. 5" X 7 8") 2 Grooves for A,B V Belts Outside diameter: 2 1 2" inch (2. 5") Bore: 7 8" inch Belt section size: 4L, 5L 2 Grooves One pulley Hex set screws Cast Iron keyway