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212191 SKU No.
20 mm Bore
42B12SS ISO 08B-1 Hub Stainless Steel Sprocket 12 Teeth ISO No. 08B-1
For Ametric® No. 42 Single Strand Chain with
12.7mm Pitch
7.75mm Roller Width
8.51mm Roller Dia.
7mm (B1)
53 mm OD (Approx) (de)
33 mm Hub Dia. (dn)
28 mm (A)
012 Teeth
Stainless Steel Sprocket
20 mm H8 bore , 6x2.8 keyway M6 screw hole over keyway and at 90°
0.24 kg