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Shimano Ultegra groupset, Cosmic Elite wheels.

Reference : 8331274

Ultra 720 AF Road Bike - Ultegra

Designed for intensive training, racing and endurance cycling (all gradients and distances).

Cycling Weekly Budget Road Bike of the Year for 2016.

Lifetime warranty triple butted alloy frame with Ultegra direct mount brakes, internal cables and carbon forks. 11-speed Shimano Ultegra 6800 compact drive train and mavic cosmic elite wheels finish off this classy package.
Road Bike Size Guide click here

To view our full range visit our road bikes category.

Unfortunately, this product is no longer available



Our new B'Twin Ultra frame is derived from the Evo Vario concept. Aluminium is an ideal choice for an excellent balance of speed and comfort.
The variable thickness tubes considerably reduce the weight.
The cables are built into the frame
This frame is UCI-approved.
Weight: 1400 g in size M.

Fork / suspension

Our new B'Twin Ultra Evo Vario fork is used exclusively on the B'Twin Ultra Evo Vario frame.
The combination of carbon and aluminium is the ideal choice for perfect synergy between the B'Twin Ultra Evo Vario frame and fork.
Weight: 550 g in size L.

Handlebar / stem / steering

B'Twin Competition Ergo 6061-T6 aluminium handlebar (anatomic shape for added comfort).
Weight: 320 g in size 420 mm (S: 400 mm; M/L: 420 mm).
Stem made from 6061-T6 aluminium (S/M: 100 mm; L: 110 mm: XL: 130) The steering uses long-life, sealed bearings; its diameter is 1-1/8" at the top and 1-1/4" at the bottom.


Shimano Ultegra 6800 11-speed drivetrain.
Ultegra 6800 double front derailleur.
Ultegra 6800 11-speed rear derailleur.
Shimano Ultegra compact crankset.

Crankset / cassette

Shimano Ultegra 6800 Compact 50/34 groupset.
Crank length varies according to size of bike.
S: 170 mm.M: 172.5 mm.
L / XL: 175 mm.
Shimano Ultegra 6800 11-speed 11 x 28 cassette.


Shimano Ultegra Direct Mount brakes on the fork: dual-pivot technology provides precision and power. Stays perfectly centred thanks to DPB technology.
Brakes made from cast aluminium and covered with powder paint that withstands frequent washing.


Mavic Cosmic Elite.
The Cosmic Elite is designed for lovers of speed.
High-profile rims with a high-performance hub and high-quality bearings.
Weight: 2.38 kg (wheel + tyre).


Mavic Yksion Comp tyres - 210 g.
Front and rear tread: Simple Compound single-density structure.
Carcass: 120 TPI.
Dimensions: 25-622 (700 x 25c).
Max. pressure: 9 bar / 130 psi.

Saddle / Seat post

Fizik Arione saddle.
B'TWIN Competition aluminium seat post.
Diameter: 31.6 mm / Length: 350mm.


Not included. Add Look pedals to basket at the time or purchase if required.

Accessories / equipment

Comes with a lighting kit and bell.


8.3 kg in size M, without pedals.

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100.00% Aluminium 6061
Care instructions: Regularly clean and lubricate your drivetrain. We recommend using our B'Twin All-in-One bike care product. Be sure to take your bike to the customer service desk at your local Decathlon store to get a safety check, offered free of charge with the purchase of a new bike.
Stock advice Store your bike in a dry, cool place. If riding or storing your bike in a salty environment, be sure to wash your bike after each use.
Restricted use : Cannot take a pannier rack


Guarantee : Lifetime warranty on the frame, 2 years on the fork, 2 years on peripheral components.
Additional information



Ultra 720 AF Road Bike - Ultegra
Maintenance and repair
Maintenance and repair
Spare parts