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680645 SKU No.
50 mm Bore
2052B21 ISO 10B-2 Sprocket 21 Teeth ISO No. 10B-2 Steel Hub Sprocket
For Ametric® No. 2052 Double Strand Chain with
15.875mm Pitch
9.65mm Roller Width
10.16mm Roller Dia.
8.8mm (B1)
25.4mm (B2)
114 mm OD (Approx) (de)
85 mm Hub Dia. (dn)
45 mm (A)
021 Teeth
Steel 50 mm H8 bore, 14x3.8 keyway M12 screw hole over keyway and at 90°
2.22 kg