Galvanized steel cover plate, including screws and nuts, for securing the sprocket on your Hercules Prima M, 2, 3, 4, 5, and Optima moped.
You can find compatible sprockets and a complete chain kit in the accessories section.
Brand-name product from the manufacturer FAST ARROW.
Original Hercules part numbers:
0820 211 000 (retaining plate)
0815 233 000 (screws)
0816 218 000 (nuts)
| Manufacturer | FAST ARROW |
| Thickness | 0.8 mm |
| Material | Steel |
| Surface | galvanized (blue) |
| Thread size | M7 |
| Ø inside | 50 mm |
| Ø outside | 60 mm |
| Nominal diameter (thread) | 7 mm |
| Number of lobes | 4 pcs |
| Screw head | Hexagon |
| Width across flats | 11 mm |
| Ø bolt circle | 66 mm |
| Hercules OEM number | 0820 211 000, 0816 218 000, 0815 233 000 |
| Hercules | Great - 2 , 3 , 4 , 5 , Optima |
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Chain pitch: 1/2" x 3/16" · Chain type: 415H · Manufacturer: ESJOT · Color: black · Surface: varnished · Material: Steel · Ø mounting hole: 7.4 mm · Number of teeth: 30 pcs · Thickness: 4 mm · Ø inside: 42.5 mm · Number of fixing points: 4 pcs · Ø bolt circle: 66 mm
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ESJOT sprocket 38 teeth (4 hole) | Hercules, Zündapp Alpa Spezial 3000
Chain pitch: 1/2" x 3/16" · Chain type: 415H · Manufacturer: ESJOT · Color: black · Surface: varnished · Material: Steel · Ø mounting hole: 7.4 mm · Number of teeth: 38 pcs · Thickness: 4 mm · Ø inside: 42.5 mm · Number of fixing points: 4 pcs · Ø bolt circle: 66 mm
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ESJOT sprocket 26 teeth (8 hole) | Hercules/Tomos/Zündapp Alpa Spezial 3000
Chain pitch: 1/2" x 3/16" · Chain type: 415H · Manufacturer: ESJOT · Color: black · Surface: varnished · Material: Steel · Ø mounting hole: 7.4 mm · Number of teeth: 26 pcs · Ø inside: 42.5 mm · Number of fixing points: 4 pcs · Number of fixing points: 8 pcs · Ø bolt circle: 60.5 mm · Ø bolt circle: 66 mm
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ESJOT sprocket 36 teeth (4 holes) | Hercules, Zündapp Alpa Spezial 3000
Chain type: 415H · Manufacturer: ESJOT · Material: Steel · Color: black · Surface: varnished · Number of teeth: 36 pcs · Ø inside: 42.5 mm · Chain pitch: 1/2" x 3/16" · Ø mounting hole: 7.4 mm · Number of fixing points: 4 pcs · Ø bolt circle: 66 mm
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Chain pitch: 1/2" x 3/16" · Chain type: 415H · Manufacturer: ESJOT · Color: black · Surface: varnished · Material: Steel · Ø mounting hole: 7.4 mm · Number of teeth: 30 pcs · Thickness: 4 mm · Ø inside: 42.5 mm · Number of fixing points: 4 pcs · Ø bolt circle: 66 mm
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Chain type: 415H · Manufacturer: ESJOT · Material: Steel · Color: black · Surface: varnished · Number of teeth: 40 pcs · Ø inside: 42.5 mm · Chain pitch: 1/2" x 3/16" · Ø mounting hole: 7.4 mm · Thickness: 4 mm · Number of fixing points: 4 pcs · Ø bolt circle: 66 mm
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