TB Wood's BK401 V-belt pulley is a high-quality component ideal for industrial applications requiring reliable power transmission. Its robust cast iron construction and precise dimensions ensure dependable performance, while its finished bore simplifies installation. This pulley is compatible with A (4L) and B (5L) V-belts, providing flexibility for diverse operational requirements. Maximize your fleet's efficiency and uptime with the TB Wood's BK401 V-belt pulley. This robust, cast-iron pulley is engineered for dependable power transmission in demanding environments. Its precise 1-inch bore and 3. 95-inch outer diameter ensure a perfect fit with A (4L) and B (5L) V-belts, minimizing downtime and maximizing operational efficiency. The finished bore eliminates the need for additional bushings, streamlining installation and reducing labor costs. Choosing the BK401 means investing in a durable, reliable component designed to withstand the rigors of heavy-duty operations. Don't compromise on performance; choose the TB Wood's BK401 for consistent, dependable power transfer in your fleet's equipment. Its proven design and high-quality materials translate to reduced maintenance and extended operational lifespan, ultimately saving you time and money. Order your TB Wood's BK401 pulleys today and experience the difference that quality makes. FleetPride – your trusted source for heavy-duty parts.