2025 OPEN Cycle U.P. conc.ept 160-171
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 | 545mm |
| Reach | 368mm |
| Stack to Reach Ratio | 1.48:1 |
| Seat Tube Length, C-TTT | 449mm |
| Top Tube Length, Effective/Horizontal Center | 525mm |
| Top Tube Slope | 10.8deg |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 73.5deg |
| Bottom Bracket Drop | 77mm |
| Bottom Bracket Height | 269mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 418mm |
| Front-Center | 590mm |
| Front-Center Horizontal | 585mm |
| Wheelbase | 1003mm |
| Fork Offset/Rake | 57.3mm |
| Trail | 55.3mm mid/neutral |
| Mechanical Trail | 52.5mm |
| Wheel Flop | 16.7mm |
| Standover Height | 745mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 74mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 99mm |
conc.ept Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 35mm |
| Tire Outer Diameter | 692mm |
| Bike Length with Tires | 1695mm |
| 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 | 53 in to |
Source:https://opencycle.com/eu-en/upper-20