12A21.10

668390 SKU No.

10 mm Bore

12A21 ISO 04B-1 Plate Steel Sprocket 21 Teeth ISO No. 04B

For Ametric® No. 12 Single Strand Chain with

6mm Pitch

2.8mm Roller Width

4mm Roller Dia.

2.5mm (B1)

42.7 mm OD (Approx) (de)

Without Hub (Plate Type)

2.5 mm (A)

021 Teeth

Steel 10 mm H8 bore , 3X1.4 keyway M4 screw hole over keyway and at 90°

0.14 kg