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677720 SKU No.
0.5 inch Bore
12B19 ISO 04B-1 Sprocket 19 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)
38.9 mm OD (Approx) (de)
20 mm Hub Dia. (dn)
13 mm (A)
019 Teeth
Steel 1/2 inch H8 bore , 1/8x1/16 inch keyway 10-24 UNC screw hole over keyway and at 90°
0.25 kg