MARTIN SPROCKET & GR
12BTB27H ROLLER CHAIN SPROCKET ; TB METRIC SNG AND DBL
Roller Chain Sprocket; 12B-1 Chain; 27 Teeth; 1 Row of Teeth; Hardened Teeth; 174.422MM Outside Diameter; 164.09MM Pitch Diameter; B-Hub One Side; Bushed Mount; 2012 Bushing; 19.05MM Chain Pitch; ISO Roller Chain; Keyway; Steel Material
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