Martin Sprocket

Martin Sprocket 120S42 - ANSI 120, 42T

Model: 120S42

Martin Sprocket 120S42 roller chain sprocket — ANSI 120 (1.500" pitch), 42 teeth, S hub, qd bore, 20.072" pitch diameter.

Technical Specifications

ANSI Number120
Teeth42
Hub StyleS
Bore TypeQD
Pitch Diameter (in)20.072