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Martin Sprocket

Martin Sprocket 120BTB21 - ANSI 120, 21T

Model: 120BTB21

Martin Sprocket 120BTB21 roller chain sprocket — ANSI 120 (1.500" pitch), 21 teeth, BTB hub, taper-lock bore, 10.064" pitch diameter, steel.

Technical Specifications

ANSI Number120
Teeth21
Hub StyleBTB
Bore TypeTaper-Lock
Pitch Diameter (in)10.064
MaterialSteel