2019 Opus Bike Spark 1 S
Build
700C/29 in × 32 mm
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 565mm |
| Reach | 370mm |
| Stack to Reach Ratio | 1.53:1 |
| Seat Tube Length, C-C | 520mm |
| Top Tube Length, Effective/Horizontal HT Top | 537mm |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 144mm |
| Bottom Bracket Drop | 275mm |
| Bottom Bracket Height | 68mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 337.1mm |
| Trail | — — |
| Tire to Pedal Spindle Distance With 170 mm cranks | — |
| Pedal Spindle to Ground Clearance With 170 mm cranks | -102mm |
1 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
Published Sizing Recommendations
| Height | 14 ft 0 in to |
Source:https://www.opusbike.com/velos/route-et-gravier/spark-1-op-spa118-fr/