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blast BL20 sport
BMC quality for kids as well. The first bicycle shouldn’t just be fun, but reliable and user-friendly as well. We figure we owe the kids features such as brake levers designed for children, a low standover height and cool design.
Specifications
Frame: XC Hardtail
Tubing: Alloy
Size: 20"
Fork: SR Suntour M3010
Rear Shock: 
Gears: 2 x 7
Crankset: Lasco, 42-34T
Cassette: Shimano, 14-28T
Front Derailleur: Shimano Acera
Rear Derailleur: Shimano Acera
Shifter: Shimano Acera
Brakes: Tektro V-brake
Handlebar: Alloy
Stem: Alloy
Seatpost: Alloy
Saddle: Junior
Hubs: Alloy
Rims: Alex Z1000
Tyres: Kenda
Colour: yellow
weight: 10.70 kg
Pedal:
Geometry
Glossary
- s
- Seat tube
- tt
- Top tube
- ht
- Head tube
- ha
- Head tube angle
- sa
- Seat angle
- rc
- Chain tube
| Size | s | tt | ht | stack | reach | ha | sa | rc | drop |
|---|---|---|---|---|---|---|---|---|---|
| j20 | 280 | 441 | 110 | 450 | 293 | 71 | 72 | 375 | 10 |
| Rider height | Bar width | Stem extension | Crank length |
|---|---|---|---|
| 140 |
