TSUBAKI
20BA12 ; POR USE H20BA12-BORE NON STD BORE SZ
Roller Chain Sprocket; 20B-1 Chain; 12 Teeth; 1 Row of Teeth; Hardened Teeth; 137.541MM Outside Diameter; 122.67MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Carbon Steel Material
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