nFIXED London

"LEONARDO" titanium 1/5/10-speed / 1/2-fixed-gears bike

Sale price Price £2,075.00 Regular price Unit price  per 

titanium frame and fork*

aluminium seat-post, handlebars and stem

aluminium rims and crank-set

GATES carbon belt-drive*

easily replaceable hydraulic disc-brakes*

brown microsuede saddle and grips

road or gravel tyres

eyelets for mudguards and racks

track dropouts

single-speed, 5 or 10-speed internal-gearbox versions, with up to ~500% range

1 or 2-fixed-gears versions with SCHLUMPF-DRIVE front gearbox

* fixed-gear versions come by default with carbon fork and rim brakes, the option of a standard chain drive and a choice of handlebars. Rear wheel can be flipped to use on the freewheel side. An optional front disc brake can be arranged on request

step-through versions also available as pre-orders

compatible with our PENDIX, ZEHUS, BIKE+ and OEM electric motors

equipped with 'Tile' bluetooth tracker

also available as standalone frame-set


5-speed internal gear hub with gears ratio of 243%

gear steps of 25%, 25%, 25% and 25% 

rotary gear selector without protrusions outside the frame

designed for heavy duty use

6061 aluminium hub shell


the super-flat planetary gearbox (only 10mm wide), blends in alongside the chainring in a seamless fashion

change gear  with a simple kick of the heel on the side buttons, while standing still or under heavy load

low maintenance

no cables, levers or derailleurs

high efficiency, high quality materials, ensure great longevity

symmetrical clutch allows full torque in both pedalling directions, making it compatible with coaster brakes and fixed-gear bikes without a rear brake

the optional EASY-SHIFT plates, available on request, cover the whole crank arms and allow for shifting by pushing on a larger area, best for clip-in pedals

more on our ‘TECHNOLOGIES’ page

SCHLUMPF SPEED-DRIVE ratio: 165% - for moderately hilly routes

SCHLUMPF MOUNTAIN-DRIVE ratio: -250% - for even the steepest of climbs

get in touch for more details or to discuss specific requirements



53cm (centre-top) seat-tube

53cm (centre-centre) effective top-tube

11.5cm head-tube

74° seat-tube angle

53mm B.B. drop


56cm (centre-top) seat-tube

56cm (centre-centre) effective top-tube

11.5cm head-tube

74° seat-tube angle

53mm B.B. drop