2021 All-City Cycles Big Block Base 55cm
Build
700C/29 in × 32 mm
Insights
Average stack and reach vs trend of track/fixed-gear bikes
Design deviates from other sizes of All-City Cycles Big Block
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 567mm |
| Reach | 408mm |
| Stack to Reach Ratio | 1.39:1 |
| Seat Tube Length, C-TTT | 550mm |
| Top Tube Length, Effective/Horizontal HT Top | 565mm |
| Top Tube Slope | 1.8deg |
| Head Tube Angle | 74.5deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 150mm |
| Bottom Bracket Drop | 58mm |
| Bottom Bracket Height | 285mm |
| Chainstay Length | 396mm |
| Chainstay Length Horizontal | 391.7mm |
| Front-Center | 585.2mm |
| Front-Center Horizontal | 582.3mm |
| Wheelbase | 974mm |
| Fork Offset/Rake | 32mm |
| Fork Length (Axle-To-Crown) | 375mm |
| Trail | 61.9mm mid/neutral |
| Mechanical Trail | 59.7mm |
| Wheel Flop | 15.9mm |
| Standover Height | 821mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 77.2mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 120mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Bike Length with Tires | 1660mm |
| Crank Length | 165mm |
| Handlebar Width | 720mm |
| Stem Length | 100mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
| Features | Single-speed capable |
Source:https://allcitycycles.com/bikes/big_block