20B49
MARTIN SPROCKET & GR 20B49
Roller Chain Sprocket; 20B-1 Chain; 49 Teeth; 1 Row of Teeth; No Hardened Teeth; 513.588MM Outside Diameter; 495.55MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material
制造商部件号
20B49
BDI部件号
617153
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