DeMonchaux Porthos Titanium bicycle is designed to work with the Gates Carbon Belt and inner-gear rear hub.
The gears are 11 and they are all inside the rear hub.
There is no need for adjustment and almost no needs for maintenance.
The gear shifting system is electronic.
The battery is located inside the seat tube and it weights only 56g.
It require to be charged once for every 3.000 kms.
Porthos Concept Bike should be ready next week.
It is not a road bike, not a cross bike, not a mountain-bike, not a cyclo-cross bike, not a city bike.
It is the most versatile bike we ever built.
It features Gates Carbon belt on Shimano Alfine DI2 spoked with 26" Enve Carbon rims.
DeMonchaux Titanium frame + Aero Ti fork, Ti stem, Ti seat post, Eclair Ti crankset spinning on Ti HotDog BB.
Dynamo front hub included so it is possible to ride this bike for any type of riding.
Put slick tires for road use, swap with mountain-bike tires for playing on dirt trails.
You may also swap handle bars, drop bar or mountain-bike bar are working.
Porthos is designed for riding any where any time!
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