Having a rich history in single speed cross racing, All-City continues to build upon that legacy with the Nature Boy A.C.E. A pure bred race machine featuring updated geometry, modern standards and a proprietary high-end race-tuned A.C.E. tubeset. This bike is designed to be the fastest, most refined, category-leading singlespeed on the market.
- A.C.E. Tubing – Proprietary air-hardened, extruded steel tubeset, custom designed for all-road riding and racing
- Dedicated singlespeed dropouts and eccentric bottom bracket (included)
- Tapered head tube, signature dropouts, flat-mount disc brakes and front and rear thru-axles
- Columbus Futura Cross carbon fork
- Ample mud clearance, with room for 700c x 42mm tires
- E.D. coated for durability and rust prevention
Specs
Specs
- Wheel Size: 700c
- Brake Type: Disc
- Platform: Nature Boy
- Fork Material: Carbon
- Color: Green Fade Splatter
- Front Axle: 12mm Thru x 100mm
- Fork Type: Rigid
- Frame Material: Steel
- Defined Color: Green
- Rear Axle: 12mm Thru x 142mm
- Frame Type: Rigid
Geometry
Geometry
Frame measurements (mm) | 46cm | 49cm | 52cm | 55cm | 58cm | 61cm |
---|---|---|---|---|---|---|
A. BB Drop | 67.5 | 67.5 | 66.5 | 66.5 | 66.5 | 66.5 |
B. Chainstay Length | 425 | 425 | 425 | 425 | 425 | 425 |
C. Fork Length – Axle to Crown | 395 | 395 | 395 | 395 | 395 | 395 |
D. Fork Offset | 47 | 47 | 47 | 47 | 47 | 47 |
E. Head Tube Angle (deg) | 70.0 | 71.0 | 72.0 | 72.0 | 72.5 | 72.5 |
F. Headtube Length | 110 | 120 | 135 | 155 | 180 | 200 |
G. Reach | 376 | 378 | 382 | 386 | 393 | 412 |
H. Seat Tube Angle (deg) | 75.5 | 74.0 | 73.5 | 73.0 | 72.5 | 72.5 |
I. Seat Tube Length – Center to Top | 445 | 480 | 510 | 540 | 570 | 600 |
J. Stack | 536 | 549 | 566 | 589 | 610 | 629 |
K. Standover | 752 | 779 | 805 | 830 | 858 | 883 |
L. Top Tube Length (Effective) | 515 | 535 | 550 | 565 | 585 | 610 |
M. Wheelbase | 1017 | 1013 | 1014 | 1024 | 1034 | 1059 |
* All dimensions are preliminary and subject to change