Tokyo
Runwell is a Japanese brand specialising in metal forging techniques, creating high-quality cycling tools. The Japanese brand originated in the Tsubamesanjo region of Niigata Prefecture in the west of the country, where a tradition of craftsmanship stretching back over 400 years enables it to offer beautiful, high-quality products, made in Japan.
Stex Allen key set (2-4-5-6) :
With this tool, you can adjust your saddle, stem, chain tension, mudguards… and much more. Add a pump and other tools (coming soon) and you’ll be all set to look after your Jitensha.
Includes 2, 4, 5 and 6
Allen keys Length: 100mm
Weight: 49g
Shipping estimated : between the 18/07/2026 and the 28/07/2026
Frame size is key to ensuring the best experience.
Many adjustments can be made easily for a perfect fit when you receive your bike: stem height, saddle height and position in relation to the handlebars. We are at your disposal to help and advise you advice@jitensha.fr


Bank cards, payment in 3, 4 or 10 installments with Alma, Paypal, bank transfer, and leasing
Each Jitensha is assembled to order and then tested in our workshop in Annecy.
We deliver our assembled e-bikes and classic bikes throughout Europe.