J X 2-5/8" QD Bushing Double Roller Chain Sprockets This 50BS10 sprocket featured a

This 50BS10 sprocket featured a 5/8" finished bore with a key-way and two set screws

This 40BS58 sprocket features a 1" finished bore including a key-way and two setscrews

For more information or to get pricing and availability on a 2AK44 Pulley with 1" bore

and precision sprocket with 25 hardened teeth that is manufactured to accept a 2517 bushing

J X 2-5/8" QD Bushing Double Roller Chain Sprockets This 50BS10 sprocket featured aThis J bushing with a 2 5 8" bore is a high quality, extremely durable, and high precision product that is manufactured out of solid steel. What really sets these J QD type bushings apart is the extensive quality control procedure that is done to ensure you receive a consistent and premium product. J bushings are found in a wide range of applications and are most commonly used with sprockets, pulleys, sheaves, and more! What sets USA Roller Chain &