Compare bikes: Compare Btwin Mach 720 CF (Carbon Frame) Road Bike - Black/Yellow (2017) vs. Btwin Ultra 900 Aluminium Frame Road Bike - Black/Grey/Yellow (2017) - Findabike

Shimano compact crankset: 52 x 36. Shimano 105 SS front derailleur. Shimano 105 SS rear derailleur (32 cogs max). 11-speed Shimano 105 cassette: 11 x 28. 11/12/13/14/15/17/19/21/23/25/28.

Shimano 105 52 x 36 chainset. Crank length varies according to size of bike: XS, S: 170 mm. M: 172.5 mm. L / XL: 175 mm. SHIMANO 105 11S 11 x 28. (11/12/13/14/15/17/19/21/23/25/28).

This fork has been designed to accommodate the power of a pro sprinter and the precision of a downhill racer. It has a conical pivot (1-1/8" at the top, 1-1/2" at the bottom) and 57 mm wide blades at the bottom of the pivot, giving it unrivalled rigidity. Carbon fork dropouts. The frontal rigidity has been reduced by 10% to make long-distance rides more comfortable. Weight: 320 g in size 57.

The 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. Brake located as close as possible to the fork. Weight: 550 g.

The fruit of the cumulative experience of creating ever higher performance bikes, Mach is the latest addition to the racing family. Made with Evo Power carbon fibre, it is designed for pure performance. It preserves the necessary comfort on the load-bearing upper structure, while its frontal rigidity has been lowered by 10% compared to the Facet ESR frame, improving comfort on longer rides. Carbon frame dropouts. Weight: 1150 g in size 55.

Our new B'TWIN ULTRA frame is derived from the Evo Vario concept. Aluminium is an ideal choice for obtaining an excellent propulsion-to-comfort ratio. 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.

Hutchinson Equinox is an excellent tyre for fast-paced training rides. Made with steel beads and bi-material rubber. The tread is harder than the sidewalls, and is mounted on to a 66 TPI carcass. Weight: 290 g.

MAVIC YKSION tyre ensures a good connection with the AKSIUM 17c rim. 700 x 25.

B'Twin Aero 20/24 wheels draw their architecture from the best product on the market. They have a versatile 24 mm high rim profile and 20 aerodynamic spokes, offering noticeable thrust when accelerating, thanks to a weight of only 1760 grammes. The spokes are mounted on to the hub in a radial pattern making it possible to increase the tension and thus increase the lateral stiffness. The hubs are mounted on cartridge bearings that are surprisingly smooth.

New Mavic Aksium 17c wheels. Wider rim so you can use wider, more comfortable tyres. Height: 21 mm. ETRTO dimension: 622 x 17c. Pair, without tyres: 1880 g.

B'Twin racing dual-pivot brake callipers for excellent precision while braking.

Shimano 105 Direct Mount brakes on the fork: their dual-pivot technology offers precision and power. Stays perfectly centred thanks to DPB technology. Brakes made from cast aluminium and covered with powder paint that withstands frequent washing.

Compact B'Twin 6061-T6 alu handlebar is scaled to the bike size. The compact shape is becoming increasingly common in the peleton, as it allows you to keep your hands low on the handlebar without being uncomfortable. Handlebar weight: 320 g in size 420 mm. The B'Twin Facet stem is made out of 6061-T6 aluminium. Scaled to the size of the bike. Weighs 140 g in size 110 mm. The steering features sealed long-life bearings.

Compact B'Twin 6061-T6 aluminium handlebar is scaled to the bike size. The handlebar weighs 320 g in size 420 mm. End-end width: XS, S 400 mm. M, L 420 mm. XL 440 mm. 6061 T6 aluminium stem. 140 g in size 110 mm. XS 80 mm. S, M 100 mm. L 110 mm. XL 130 mm. The headset uses long-lasting sealed bearings and has a 1-1/8" diameter at the top and 1-1/4" at the bottom.

B'Twin Comp saddle chosen for its versatility. Weight: 320 g. The seat post is short since the frame comes with an extended saddle tube; the head and stem are made of aluminium. Weight: 200 g.

B'TWIN Comp Ergo Chromo saddle: chosen for its comfort and efficiency. Weight: 257 g. B'TWIN Competition aluminium seat post. Diameter: 31.6 mm. Length: 350 mm. Weight: 240 g.

B'Twin Comp. This clipless pedal (230 g per pair) is one of the lightest on the market. Wide body for more efficient transfer of pedalling power. No-maintenance, sealed cartridge bearings. Its shape allows easier adjustment of cleats. Cleat tension can be adjusted depending on the use: high for powerful sprinters, low for beginners. Comes with cleats.

Pedals not included.