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Our superior 10B SK1 attachment connecting link is designed explicitly for metric 15
100X13 Sprocket Dimensions
Sprocket Size: 120R19
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Something that is notable about this 10B24 sprocket is that it fully meets all ISO Standards
120BS21 Sprocket With 1-1/4" Finished Bore 120B21 Sprockets Our superior 10B SK1 attachmentThis 120BS21 sprocket features a 1 1 4" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 21 teeth. Something that is notable about this 120BS21 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #120 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also black oxide coated which increases resistance to the
