2026 OXFELD Observer gravel Base S
Build
700C/29 in × 45 mm
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of OXFELD Observer gravel
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 554mm |
| Reach | 366mm |
| Stack to Reach Ratio | 1.51:1 |
| Seat Tube Length, Effective Unknown | 468mm |
| Top Tube Length, Effective/Horizontal HT Top | 520mm |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 135mm |
| Chainstay Length | 430mm |
| Wheelbase | 1019mm |
| Trail | — — |
| Tire to Pedal Spindle Distance With 170 mm cranks | — |
| Pedal Spindle to Ground Clearance With 170 mm cranks | — |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 45mm |
| Tire Outer Diameter | 712mm |
| Bike Length with Tires | 1731mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
Published Sizing Recommendations
| Height | 13 ft 4 in to |
Source:www.centrumrowerowe.pl