10A Roller Chain - 10ft Box 2.9375" Finished Bore This 100B19 sprocket is a

This 100B19 sprocket is a durable

Sprocket Weight: 19

7mm pitch made per ISO and British Standards

and precision sprocket with 21 teeth

This 100BS24 sprocket features a 2-7/16" finished bore with a key-way and two set screws

10A Roller Chain - 10ft Box 2.9375" Finished Bore This 100B19 sprocket is aThis 10A roller chain is manufactured dimensionally to ANSI B29. 1 and ISO standards, so it directly interchanges with other ANSI, DIN, and ISO certified chains. Though dimensionally equivalent this chain exceeds in strength, performance, and durability. Additionally, this 10A roller chain is manufactured using heat treated precision components, features a solid roller design for increased performance, and is supplied with a high quality lubricant