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Friday 28.1 Open (2020)

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A minimalist urban bike… that’s efficient!
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Friday 28.1 Open

A minimalist urban bike… that’s efficient!  With its light, easy to handle frame benefitting from reversed Hidden Power technology, its Bosch Active Plus motor equipped with a 500Wh PowerPack battery offering a lowered center of gravity, its new rigid carbon fork, and a Brooks saddle that’s as comfortable as it is stylish, the Friday 28.1 has removed all that’s superfluous and will enable you to get through busy traffic easier than ever. What more can you ask for?!

New 6061 hydroformed Alloy frame 

Reversed Hidden Power technology. Easy installation of mudguards and carrier 

New specific Carbon fork

1"1/8 to 1"1/2 tapered carbon steerer tube w/increased tire clearance & 180mm disc caliper mount - 12mm axle w/lever

Bosch motor

  • Bosch Active Plus system
  • Bosch PowerPack battery 500Wh
  • Purion display - 5 modes
Drivetrain and disc brakes


Drivetrain and disc brakes

  • Shimano Tiagra 1x10-speed, 11-34T cassette
  • Shimano UR300 hydraulic disc brakes with 180mm rotors front & rear

Comfortable and stylish

Brooks Cambium saddle

Moustache Friday 28.1 Open Specifications: 

  • Frame: Friday 28, 6061 T4-T6 Alloy, variable thickness hydroformed tubes, tapered headtube 1"1/8-1"1/2, reversed Hidden Power technology
  • Fork: Friday 28, full carbon, w/tapered steer tube w/180mm disc caliper mount, w/lowrider & fender inserts
  • Motor: Bosch, Active Plus 250W - 35/50 Nm - Assistance from 40 to 250 % - 25 km/h - Natural - Noise free - Frictionless - Compact - Lightweight
  • Battery: Bosch, PowerPack 500Wh
  • Charger: Bosch, 4Ah
  • Display: Bosch Purion - 5 modes (Eco, Tour, Sport, Turbo, Off) - « Walk assist »
  • Rear derailleur: Shimano, Tiagra, 10-speed
  • Front cog / Chainring: FSA, Alloy, 40T w/chainguard
  • Cassette: Shimano, HG500-10, 11-34T
  • Chain: KMC, 10-speed
  • Shifters: Shimano, Tiagra, Rapidfire Plus for flat handlebar
  • Crankset: Moustache, Alloy, 170mm
  • Brakes: Shimano, UR300 hydraulic disc brakes
  • Rotors Front/Rear (in mm): Shimano, 180mm front & rear
  • Hubs: Front= Moustache, 32H, 12x100mm, w/thru axle Rear= Shimano MT400, 32H, 12x142mm, w/thru axle
  • Rims: Moustache, Alloy, double wall, 32H
  • Tires: Continental, Contact Speed, 700x42C
  • Saddle: Brooks C17 Cambium
  • Seatpost: Moustache, Alloy, 31.6mm Size S= 300mm, size M/L= 350mm 
  • Seat clamp: Moustache, Alloy, 34.9mm
  • Handlebar: Moustache, Alloy, 660mm
  • Stem: Moustache, Alloy Size S/M= 80mm, size L= 100mm
  • Headset: FSA, Orbit No 57B
  • Grips: Ergonomic, dual-density
  • Kickstand: Moustache, adjustable
  • Pedals: Resin plateform with reflectors
  • Warranty: 5 years frame and fork - 2 years motor, battery (or 500 cycles) and accessories
  • Color: Grey 
  • Weight: 18,6 kg

Moustache Friday 28.1 Open Geometry:



Brand Moustache
Motor Manufacturer Bosch
Battery Size 500WH


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