Conversion kit for the front wheel with ball bearings, suitable for the front Grimeca Snowflake cast rim on your Hercules Prima 2, 3, 4, 5 and Optima moped / moped.
Thanks to the selected inner diameter, axles with a diameter of 11 mm can still be used. This means that no adjustments to the fork or the brake anchor plate are necessary.
The advantages of this conversion kit include improved stability, reduced vibrations and a longer bearing life.
| Manufacturer | swiing® ingenious parts, SKF |
| Material | Aluminum |
| Ø inside | 11.25 mm |
| Hercules | Great - 2 , 3 , 4 , 5 , Optima |
Accessories & related products
swiing® revival wheel axle set cast rim front | Hercules Prima, Optima
Ball bearing closed: No · Manufacturer: swiing® revival parts · Material: Chrome steel (colloquially known as stainless steel) · Material: Steel · Surface: galvanized (blue) · Ø shaft: 11 mm · Shank length: 25 mm · Thread type: MF11x1 (fine pitch thread) · Thread length: 55 mm · Thread length: 65 mm · Total length: 145 mm · Ø ball [inch] / [mm]: 1/4" (6.35 mm) · Hercules OEM number: 0871 207 100
EUR 41.40
swiing® ingenious wheel axle for bearing conversion kit Snowflake front wheel | Hercules Prima
Manufacturer: swiing® ingenious parts · Material: Chrome steel (colloquially known as stainless steel) · Material: Steel · Surface: galvanized (blue) · Ø shaft: 11 mm · Thread type: MF11x1 (fine pitch thread) · Total length: 145 mm
EUR 47.30
swiing® ingenious wheel axle conversion kit Snowflake front | Hercules Prima, Optima
Manufacturer: SKF · Ball bearing closed: Yes · Manufacturer: swiing® ingenious parts · Material: Aluminum · Material: Chrome steel (colloquially known as stainless steel) · Material: Steel · Surface: anodized · Surface: galvanized (blue) · Thread type: MF11x1 (fine pitch thread) · Total length: 145 mm · Ø shaft: 11 mm
EUR 71.10
GPO speedometer drive 16" with bracket axle 11 mm (for VDO speedometer cable)
Manufacturer: GPO · Ø axle: 11 mm · Ø mounting hole: 11 mm · Material: Aluminum · 4-edge speedometer cable: 1.8 mm · 4-edge speedometer cable: 2.6 mm · Place of use: left · Place of use: right · Thread type: MF10x1 (fine pitch thread) · Wheel size: 16 " · Ø outside: 41 mm · Total height: 10 mm
EUR 29.50
GPO speedometer drive 17" with bracket axle 11 mm (for VDO speedometer cable)
Place of use: left · Place of use: right · Manufacturer: GPO · Material: Aluminum · Wheel size: 17 " · 4-edge speedometer cable: 1.8 mm · 4-edge speedometer cable: 2.6 mm · Ø mounting hole: 11 mm · Ø outside: 41 mm · Ø axle: 11 mm · Thread type: MF10x1 (fine pitch thread) · Total height: 10 mm
EUR 29.50
Explore categories from Hub & axle
Moped fans also bought
swiing® ingenious wheel axle for bearing conversion kit Snowflake front wheel | Hercules Prima
Manufacturer: swiing® ingenious parts · Material: Chrome steel (colloquially known as stainless steel) · Material: Steel · Surface: galvanized (blue) · Ø shaft: 11 mm · Thread type: MF11x1 (fine pitch thread) · Total length: 145 mm
EUR 47.30
swiing® ingenious wheel axle conversion kit Snowflake front | Hercules Prima, Optima
Manufacturer: SKF · Ball bearing closed: Yes · Manufacturer: swiing® ingenious parts · Material: Aluminum · Material: Chrome steel (colloquially known as stainless steel) · Material: Steel · Surface: anodized · Surface: galvanized (blue) · Thread type: MF11x1 (fine pitch thread) · Total length: 145 mm · Ø shaft: 11 mm
EUR 71.10
swiing® revival wheel axle set cast rim rear | Hercules Prima
Ball bearing closed: No · Manufacturer: swiing® revival parts · Material: Chrome steel (colloquially known as stainless steel) · Material: Steel · Surface: galvanized (blue) · Diameter: 12 mm · Thread type: MF12x1 (fine pitch thread) · Total length: 180 mm · Ø ball [inch] / [mm]: 1/4" (6.35 mm)
EUR 46.20
Not in stock
Fork steerer nut M26x1 closed medium high chrome
Material: Steel · Surface: chrome-plated · Nut type: Hexagon nut · Thread type: MF26x1 (fine pitch thread) · Nominal diameter (thread): 26 mm · Ø outside: 34 mm · Drive: External hexagon · Height: 13.2 mm · Width across flats: 30 mm · Thread depth: 7.8 mm
EUR 15.30
GPO control bearing set M26x1 mm with end nut | Hercules Prima, Optima
Manufacturer: GPO · Material: Steel · Surface: chrome-plated · Surface: galvanized (blue) · Bearing type: Bearing ring · Ø inside: 26.8 mm · Thread type: MF26x1 (fine pitch thread) · Ø mounting frame: 31 mm · Ø outside: 41 mm
EUR 26.00
Attention: new opening hours from 16.02.2026 & new evening sale on Thursday 17:30-20:00
