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442123 SKU No.
42 mm Bore
42B25 ISO 08B-1 Sprocket 25 Teeth ISO No. 08B-1 Steel Hub Sprocket
For Ametric® No. 42 Single Strand Chain with
12.7mm Pitch
7.75mm Roller Width
8.51mm Roller Dia.
7mm (B1)
107 mm OD (Approx) (de)
70 mm Hub Dia. (dn)
28 mm (A)
025 Teeth
Steel 42 mm H8 bore , 12X3.3 keyway M10 screw hole over keyway and at 90°
1.13 kg