Opus Big City
Details
BUILT TO HANDLE THE CITY
We created the Opus Big City bikes specifically for urban commuters. Which means they’re built tough and durable. So tough they can handle the daily rigors of your city ride with ease. Note the comfortable upright riding position, for a better view of road and surroundings. We equip Big City bikes with large tires to take on the roughest roads and deepest potholes. Then we add brawny disc brakes for reliable, all-weather stopping power. Opus Big City bikes. Available in a range of colors and sizes to suit your style and fit.
Key elements:
- Progressive Geometry for efficient heads up riding
- Alloy frame and fork
- Shimano 3x9 drivetrain
- Big 650 x 45 mm tires eat up potholes
- Internal cable routing
| Size | X-Small | Small | Medium | Large | X-Large |
|---|---|---|---|---|---|
| Rider’s height (± 5CM) | 155 | 164 | 173 | 182 | 191 |
| Rider’s height (± 2″) | 5’1” | 5’4.5” | 5’8” | 5’11.5” | 6’3″ |
| Seat tube (mm) | 380 | 420 | 460 | 500 | 540 |
| Top tube (mm) | 530 | 550 | 570 | 590 | 610 |
| Head tube (mm) | 148 | 163 | 183 | 198 | 213 |
| Head angle | 71° | 71.25° | 71.5° | 71.75° | 72° |
| Seat angle | 74.5° | 74° | 73.5° | 73° | 72.5° |
| Chain stay (mm) | 440 | 445 | 445 | 445 | 450 |
| BB drop (mm) | 65 | 65 | 60 | 60 | 60 |
| Stack (mm) | 560 | 575 | 590 | 605 | 620 |
| Reach (mm) | 375 | 385 | 395 | 405 | 415 |
| Stand over (mm) | 726 | 752 | 783 | 808 | 834 |
| Handlebar width (mm) | 580 | 600 | 600 | 620 | 620 |
| Stem length (mm) | 70 | 80 | 80 | 90 | 100 |
| Crank length (mm) | 170 | 170 | 175 | 175 | 175 |
Specs
| Frame | Meta 20 aluminum |
|---|---|
| Fork | Aluminum tapered 1-1/4 to 1-1/8 in |
| Rims | Weinmann U28 650 |
| Hubs | Joytech |
| Tires | Kenda Kwick Seven.5 650 x 45 |
| Bottom Bracket | Shimano sealed cartridge |
| Crankset | Shimano FC-MT101 |
| Chainrings | 44-32-22 |
| Shifters | Shimano ST-EF505 3 x 9 |
| Front Derailleur | Shimano Altus |
| Rear Derailleur | Shimano Altus |
| Cassette/Freewheel | Shimano 11-28t |
| Chain | KMC-Z9 |
| Brakes | Shimano BR-MT200 hydraulic disc |
| Brake Levers | Shimano |
| Handlebars | Alloy butted 12 mm rise |
| Tape/Grips | Velo ERGO dual density |
| Stem | Promax |
| Headset | FSA Orbit integrated sealed |
| Seatpost | Promax alloy 27.2 x 300 |
| Saddle | Opus City |
| Pedals | FPD NW-247 |
* Subject to change without notice.
Part Numbers
| Option | UPC | MPN |
|---|---|---|
| Silver / Small / 650B | 624316118046 | OP-BIGCS-S |
| Silver / X-Large / 650B | 624316118077 | OP-BIGCS-XL |
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