Specification: Frame Material: Aviation grade Aluminium Alloy frame designed and in UK. Possibly the lightest fixed gear bike available in the market and cheapest price in this kind !! Maximum load capacity: 150kg Pedal category: Ball bearing flat alloy pedals. Braking system: Pivot calliper brakes Size: 56 CM, and 62 CM Complete bike weight: less than 10 Kilograms Configuration Details: Model AF-03, Ultra light Frame Aluminium Alloy Fork Aluminium Alloy, HUB Hi Flange, QUANDO, Flip- flop Crank Set Forged alloy 46T Pro- wheel, Soleo Handlebar Aluminium Alloy , PROMAX Stem 3D Aluminium Alloy , PROMAX Brake PROMAX pivot calliper Seat Post PROMAX ,Aluminium Alloy Saddle PU leather Wheel set Alloy wheel,40 MM triple wall Tires KENDA Tires 25 C Size 56 and 62 CM available Features: Ultra-light aluminium alloy frame, Aviation grade super strength, Black bike comes with black coloured fork. Anti-static coating, Black bikes wheel matched black wheel rims. Possibly the lightest fixed gear bike in UK and because of lighter weight this bike is super fast on the road. HI Flange QUANDO hubs on both wheels, and rear wheel fitted with a FIXED Gear and a Single Speed FREE WHEEL, so the rider can decide which gear to use.