Masterdrive Cast Iron 5.5" Triple Groove Pulley for Belt B Section 5L with 5/8" Sheave Bushing 3BK57H

Cast Iron 5.5" Triple Groove 3 Belt B Section 5L w/ 5/8" Sheave Bushing Masterdrive triple groove 5.5" cast iron pulley/sheave with a 5/8" H-bushing for B section belts is a high-quality 2-piece pulley that measures 5.5" outside diameter and is designed to be used with an H-style bushing. The bushing inserts into the center of the pulley and slides over the shaft, as you tighten down the bolts on the H-bushing it will tighten down on the shaft making this style of pulley much more secure than a standard single-piece pulley. The bushing is made of solid steel and precision machined to ensure high quality and secure attachment to your motor/engine shaft. This pulley accepts B Section also known as 5L series belts and is 5/8" wide. This pulley will work with A Section belts A, also known as 4L; however, they will sit farther down in the groove, reducing the pulley size by 1/4" to 1/2" on average, depending on the size of the pulley. Specifications: • Triple Groove Pulley • Solid Steel Bushing • For Use on 5/8" Shaft • 5/8" Bushing Included • Outside Diameter of Pulley: 5.5" • High-Quality Cast Iron Construction • Accepts: B Section / 5L Section Belts