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Martin Sprocket

Martin Sprocket 120R21H - ANSI 120, 21T

Model: 120R21H

Martin Sprocket 120R21H roller chain sprocket — ANSI 120 (1.500" pitch), 21 teeth, R hub, finished bore, 10.064" pitch diameter.

Technical Specifications

ANSI Number120
Teeth21
Hub StyleR
Bore TypeFinished
Pitch Diameter (in)10.064