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812785 SKU No.
15 mm Bore
12B20 ISO 04B-1 Sprocket 20 Teeth ISO No. 04B Steel Hub Sprocket
For Ametric® No. 12 Single Strand Chain with
6mm Pitch
2.8mm Roller Width
4mm Roller Dia.
2.5mm (B1)
40.8 mm OD (Approx) (de)
20 mm Hub Dia. (dn)
13 mm (A)
020 Teeth
Steel 15 mm H8 bore , 5x2.3 keyway M4 screw hole over keyway and at 90°
0.31 kg