BMC 257 UrbanChallenge AL ONE ST Alfine 8 2023 - Hybrid Sports Bike
Swiss Design
Occasionally, without notice, manufacturers change product design and/or specifications.
| Frame | 257 Premium Aluminium Smoothwelded 12x142mm Thru-Axle |
| Fork | 257 Premium Aluminium 12x100mm Thru-Axle |
| Stem | MSM01 Stem |
| Bars | Lightskin with Integrated Lights |
| Front Brake | SHIMANO BR-U300 - MT200 levers / RT10 Rotors (180/180) |
| Rear Brake | SHIMANO BR-U300 - MT200 levers / RT10 Rotors (180/180) |
| Brake Lever | SHIMANO MT200 |
| Rear Mech | Shimano Alfine 8 |
| Shifters | Shimano Alfine 8 |
| Speed | 8 |
| Rims | SR500 |
| Front Hub | CL-712 |
| Rear Hub | SHIMANO Alfine 8 |
| Front Tyre | Pirelli Angel GT - 37mm |
| Rear Tyre | Pirelli Angel GT - 37mm |
| Seat Post | Lightskin with Integrated Lights |
| Saddle | Selle Royal Vivo Women's |
| Chainset | GATES S550 CDX 55T |
| Bottom Bracket | BSA Threaded |
| Chain | Belt GATES 120 CDX |
| Cassette | GATES SUREFIT 3-LOBE UNIFIED CDX2 4T |
| Pedals | Resin Platform |
Typical Hybrid Bike Sizing Chart
Frame Size
XXS - 13"
4'8"
5'1"
XS - 15"
5'1"
5'4"
S - 16"
5'4"
5'7"
M - 18"
5'7"
5'10"
L - 19"
5'10"
6'0"
XL - 20"
6'0"
6'3"
XXL - 21"
6'3"
6'5"
XXXL - 22"
6'5"
6'9"
Hybrid Bike Sizing Chart
|
Height |
Bike size (cm) |
bike size (Inch) |
|
4’8” – 5’1” 143 – 155 cm |
44 – XXS |
13” – XXS |
|
5’1” – 5’4” 155 – 163 cm |
48 – XS |
15” – XS |
|
5’4” – 5’7” 163 – 170 cm |
51 – S |
16” – S |
|
5’7” – 5’10” 170 – 178 cm |
54 – M |
18” – M |
|
5’10” – 6’0” 178 – 183 cm |
56 – L |
19” – L |
|
6’0” – 6’3” 183 – 191 cm |
58 – XL |
20” – XL |
|
6’3” – 6’5” 191 – 196 cm |
60 – XXL |
21” – XXL |
|
6’5” – 6’9” 196 – 205 cm |
62 - XXXL |
22” – XXXL |
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