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All City Bicycles
Nature Cross Single Speed Frameset

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Why We Like The Nature Cross Single Speed Frameset

Cyclocross and the Nature Cross Singlespeed Frameset go hand-in-hand, and it's not exactly surprising with the speed and agility offered by this crusher frameset. It's the ideal option for those who swear by steel frames, and it's sure to get us to the top of the podium. With A.C.E. steel tubing, the Nature Cross Frameset is light, fast, and stiff. It tears through tight turns and quick up and downs with ease. An ovalized top tube lets us power past anything in our way with our bike on our shoulders, and the Columbus Futura fork is specifically designed for uneven and slippery surfaces. This frameset boasts tire clearance for 42mm 700c tires that enhance durability and performance, too. A few signature details like custom dropouts and reinforced bottle bosses help this frameset stand out from the crowd so we can feel proud of our burly steed no matter who is riding against us.


  • Cyclocross, podium-winning frameset from All City Cycles
  • A.C.E. steel tubing is light, stiff, and highly durable
  • Ovalized top tube lets us easily shoulder our ride
  • Carbon fork is designed specifically for uneven terrain
  • 42mm 700c tire clearance for durability and performance
  • Signature details help this frame stand out from the pack
  • Item #ACA0008
Frame Material
A.C.E. steel
Wheel Size
Columbus Futura Cross Carbon
Head Tube Diameter
1 1/8 - 1 1/2in tapered
Headset Included
Bottom Bracket Type
Cable Routing
Front Derailleur Mount
Brake Type
flat-mount disc
Compatible Components
[rotors] 140 - 160mm
Seatpost Diameter
Seat Collar
All-City Signature Brazed-On
Front Axle
100 x 12mm, thru-axle
Rear Axle
142 x 12mm, thru-axle
Tire Clearance
[maximum] 700 x 42, [minimum] 700 x 30
custom tapered headtube
Manufacturer Warranty
3 years limited