NEW Sturmey Archer S-RK5 DISK Hub

We think this is a nifty hub that could be used for various types of riding and bike.

Whatever you use it for you can expect the usual Sturmey Archer magic.

Includes Sturmey Handlebar mount thumb shifter (22.2mm), fitting nuts/washers, cable and 19t Sturmey Cog.

Here is the technical detail:
  • For use with disc brakes
  • New wide gear ratio of 256%
  • High polish hubshell - SILVER
  • Hub Shell Material - 6061 Aluminum
  • Axle Diameter - 13/32” Slotted
  • Axle Length - 185mm
  • Over Locknut Dimension - 135mm
  • Right Axle Protrusion Length - 24mm
  • Left Axle Protrusion Length - 26mm
  • Spoke Holes - 36
  • Pitch Circle Diameter - 67.0mm
  • Center to Flange Right - 27.8mm
  • Center to Flange Left - 28.8mm
  • Flange Width - 56.6mm
  • Spoke Compatibility - 13g or 14g
  • Sprocket Teeth - 12T through 22T
  • Chain Line: 1/8” Flat 45.6mm, 48.6mm
  • Chain Line: 3/32” Flat 45.9mm, 48.9mm
  • Indicator Chain - HSA717 Mark Purple
  • Weight - 1160g

Gear Ratio

• Overall Range - 256%
• Gear 1 - 62.5% (-)37.5%
• Gear 2 - 75% (-)25% (Gear 1 + 20%)
• Gear 3 - 100% Direct Drive (Gear 2 + 33%)
• Gear 4 - 133.3% (+)33.3% (Gear 3 + 33%)
• Gear 5 - 160% (+)60% (Gear 4 + 20%)

We have a large range of Sturmey Hubs, shifters, cogs and chainsets in our ebay shop!....

Visit My eBay Shop: Practical Cycles

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We strive to despatch all orders within 24 hours - during busy times this can sometimes be 48 hours.

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We want you to get the best value shipping possible. For many of the smaller items we sell we post them by Royal Mail 1st Class. The larger Items, bags, racks, tyres etc are often more economically sent by courier depending on their size and weight.