Btwin Ultra 900 Aluminium Frame Road Bike - Black/Grey/Yellow
Serie: Ultra 900 Aluminium Frame Road Bike - Black/Grey/Yellow - Year: 2017
Where to buy it
Specifications
Drivetrain
| Crank | 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). |
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Frameset
| Fork | 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. |
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| Frame | 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. |
Wheels
| Tyres | MAVIC YKSION tyre ensures a good connection with the AKSIUM 17c rim. 700 x 25. |
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| Wheels | 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. |
Brakes
| Brakes | 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. |
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Components
| Handlebar | 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. |
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| Saddle | 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. |
| Pedals | Pedals not included. |
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