2025 OPEN Cycle U.P. conc.ept < 165
Build
700C/29 in × 35 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of OPEN Cycle U.P.
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 520mm |
| Reach | 356mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, C-TTT | 418mm |
| Top Tube Length, Effective/Horizontal Center | 506mm |
| Top Tube Slope | 11.8deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 73.5deg |
| Bottom Bracket Drop | 82mm |
| Bottom Bracket Height | 264mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 417mm |
| Front-Center | 589mm |
| Front-Center Horizontal | 583mm |
| Wheelbase | 1000mm |
| Fork Offset/Rake | 63.5mm |
| Trail | 58.4mm mid/neutral |
| Mechanical Trail | 54.9mm |
| Wheel Flop | 18.8mm |
| Standover Height | 713mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 73mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 94mm |
conc.ept Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 35mm |
| Tire Outer Diameter | 692mm |
| Bike Length with Tires | 1692mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| PBH | 55 in to |
Source:https://opencycle.com/eu-en/upper-20