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2. Rohloff Speedhub - Wikipedia

   en.wikipedia.org/wiki/Rohloff_Speedhub

   The Rohloff Speedhub is an epicyclic internal hub gear for bicycles, developed and patented by Rohloff AG. It has been manufactured and marketed by that company since 1998. [1] The Speedhub 500/14 has 14 equally spaced, sequential, non-overlapping gear ratios operated by a single twistgrip. The overall gear range is 526%, meaning the highest ...

3. Rohloff - Wikipedia

   en.wikipedia.org/wiki/Rohloff

   The Rohloff Speedhub 500/14 is the only bicycle hub with 14 gears, which can replace a regular chain derailleur system regarding level of friction and range of transmission. Rohloff AG also used to make an automatic chain lubrication system called Lubmatic, and cycle tools such as a chain riveting tool and a chain measurement tool.

4. Comparison of hub gears - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_hub_gears

   This page is a list of internal hub gears for bicycles. Brand Model Introduced ... Rohloff AG: Speedhub 500/14: 1998 14 ... 1st gear 1650 g e-bike Shimano Nexus 4 Speed 4

5. Hub gear - Wikipedia

   en.wikipedia.org/wiki/Hub_gear

   A hub gear, [1] internal-gear hub, [2] internally geared hub [3] or just gear hub [4] is a gear ratio changing system commonly used on bicycles that is implemented with planetary or epicyclic gears. The gears and lubricants are sealed within the shell of the hub gear, in contrast with derailleur gears where the gears and mechanism are exposed ...

6. Bicycle gearing - Wikipedia

   en.wikipedia.org/wiki/Bicycle_gearing

   A Rohloff Speedhub hub gear A Shimano XT rear derailleur on a mountain bike A bicycle gearbox with chain tensioner. Bicycle gearing is the aspect of a bicycle drivetrain that determines the relation between the cadence, the rate at which the rider pedals, and the rate at which the drive wheel turns.

7. Touring bicycle - Wikipedia

   en.wikipedia.org/wiki/Touring_bicycle

   In particular, the Rohloff 14-speed hub with a gear range of over 500% has been used on at least two around-the world bicycle tours. Internal-geared hubs have a couple of advantages over traditional derailleur gears, in that they can use stronger chains [citation needed] as generally a single sprocket and chainring combination will be used ...

8. Bernhard Rohloff - Wikipedia

   en.wikipedia.org/wiki/Bernhard_Rohloff

   Bernhard Felix Rohloff (21 February 1950 – 19 May 2023) was a German businessman who was the founder of Rohloff AG, [1] and the inventor of several innovative products, amongst others, the 14 speed Rohloff Speedhub 500/14 planetary gear hub. [2] Rohloff studied machine engineering at Olympia while working part-time at Henschel und Thyssen, a ...

9. Shifter (bicycle part) - Wikipedia

   en.wikipedia.org/wiki/Shifter_(bicycle_part)

   A twist-style 14-speed indexed shifter made by Rohloff. A bicycle shifter or gear control or gear levers is a component used to control the gearing mechanisms and select the desired gear ratio. Typically, they operate either a derailleur mechanism or an internal hub gear mechanism.