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Description
The Single-Speed Hummingbird is the lightest folding bike in the world, handmade in UK.
Our single gear hub is a ultra light and smooth design with a carefully balanced gearing to ensure effortless riding. The ultimate purist bicycle - simple, fun and easy to use.
Specification:
- WEIGHT: 6.9kg - 15 Pounds
- GEARING: 60 gear inches, 4.80 meters development
- Gearing Combinations: 60 Gear Inches - Easy (Standard, 65 Gear Inches - Medium, 72 Gear Inches - Fast
- Brake Levers: Aest CNC ultralight
- Cables: Jagwire ultra-slick cables with polished stainless steel inner cables
- Seatpost: Full Carbon with Titanium hardware
- Seatclamp: CNC design, diameter: 41mm
- Crankset: Shimano Alfine Hollowtech 170mm crank arm length
- Chainring: 48 teeth with integrated CNC chain guard
- Pedals: Quick release with sealed bearings
- Wheelset: Ultra-light aluminium alloy with butted spokes and sealed bearings ISO 349 mm wheel size
- Rear Sprocket: 13 teeth 9 spline design
- Grips: Ultra light EVA foam
- Handlebars: Full Carbon 520mm wide with a 50mm rise to allow adjustment of reach
- Seat: Ultra light Carbon rails with a 130mm width, high density padding and ergonomic cut-out for better comfort
- Brake calipers: Tektro R539 dual pivot design with quick release tabs for easier wheel removal
- Bottom Bracket: Shimano Ultegra Press Fit sealed bearing unit
- Chain: YBN super light hollow pin design, nickel plated for longer service.
- Tyres: High performance Schwalbe Kojak with Kevlar bead, puncture protection and reflective band for high visibility 16" 32-349 tyre size
- Approximate Folded Dimensions: 117x60x20 Centimeters - 46x23x8 Inches
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