AKH bushed pulleys are manufactured for A-Series V-Belts, AX v-belts, 3L, and 4L belts. AKH pulleys range in diameter from 3.05" to 18.25" but custom ones are also available upon request. These pulleys use an H-style bushing, this bushing type has a bore range of 3/8" to 1-1/2" and 10mm to 38mm. We stock a complete line of these bushings as well.