1930s

Bicycle Projects
The Sturmey Archer Clutch

The Sturmey Archer clutch appeared in 1921 with the introduction of the K series hubs. Earlier Sturmey Archer hub gears did not have a clutch but used a completely different method of engaging the various gears. This article covers all Sturmey Archer clutches from 1921 except N.I.G clutches. Clutches for K Series Hubs K5   […]

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Bicycle Projects
Sturmey Archer Sprocket Problem Solved

Sturmey Archer sprockets can be a real problem on early (pre 1951) hubs. Early 12-spline and threaded sprockets are difficult to obtain and early threaded sprockets are difficult to change. I generally like to keep hubs in their original condition as much as possible, but sometimes a compromise is necessary. Threaded Sturmey Archer sprockets use […]

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Bicycle Projects
The Golden Sunbeam

The Golden Sunbeam - A Beautiful Headache This lovely old bicycle was brought into the workshop for me to make it ridable. The Sunbeam is not the easiest bicycle to work on as the machine wasn't designed to be taken apart and put back together by anybody other than the knowledgeable people in the Sunbeam […]

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Hub Gears
Sturmey Archer TF 2-speed

Defeated by a free-wheel for the first time in my life!  The wretched thing just wouldn't turn no matter what I did!  The hub was made in 1933 and the free-wheel could well have been fitted at around that time.  It had to come off and I tried every trick that I knew (and I […]

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