Author (Czech Republic) – Press Release: This is a modern universal bike with which you will enjoy a lot of fun while driving along the road, in town and on forest roads.

In addition to a light durable frame with three welded tubes, this model has something to offer. Fluorocarbon Fork for lighten and better absorption of vibration, mechanical disc brakes Rever MCX2 for perfect braking performance and set of shimano tiagra to appreciate when changing the gears.

Bottom line, Aura XR is a well-trained partner for both paved and natural roads in every weather.

Technical Specifications:

• Size: 480, 500, 520, 540, 560, 580 mm
• Frame: Triple butted alloy 6061
• Front Fork: Author carbon legs, alloy steerer 1.5' tapered
• Head Parts: Prestine Integrated 1.5' tapered
• Chain Wheel: Shimano Tiagra Compact 50-34 teeth 170 / 172.5 / 175 mm cranks
• BBParts: Shimano BB-RS500 BB unit
• Front Derailleur: Shimano Tiagra (31.8)
• Rear Derailleur: Shimano Tiagra
• Shifters: Shimano Tiagra (20)
• Free Wheel: Shimano HG500-10 11-34 (10)
• Chain: KMC X10-1
• Hubs: Quando Road Disc 32 holes
• Brakes: Rever MCX2 disc mechanical (160 mm rotors)
• Brakes Levers: Shimano Tiagra
• Rims: Jalco CR25D 32 holes
• Spokes: Black stainless steel 2.0 mm
• Tires: Vittoria Terreno Dry 700 x 33c
• Handlebar: Author 420 / 440 mm
• Tapes: Author suede / gel
• Stem: Author
• Seat Post: Author (27.2)
• Seat Clamp: Author (31.8)
• Saddle: Author Aura CR
• Speed: 20
• Weight: 10,3 kg / 54 cm