Metric 12B SK1 Attachment Connecting Link #100 BTB Type Sprockets This 140C40 sprocket is a

This 140C40 sprocket is a durable

Something else that is notable about this 100BS14 sprocket is that it fully meets all ANSI Standards

Part #: 08B A1

Something that is notable about this 120BS21 sprocket is that it fully meets all ANSI Standards

Metric 12B SK1 Attachment Connecting Link #100 BTB Type Sprockets This 140C40 sprocket is aOur superior 12B SK1 attachment connecting link is designed explicitly for metric 19. 05mm pitch 12B chain and conforms to ISO and DIN dimensional standards for direct interchangeability. Each precision component of this 12B SK1 attachment is made from top quality carbon steel that has been heat treated for extended working life and durability. We supply this attachment as a standard connecting link (master link) or assembled onto the 12B roller chain