2025 Rivendell Bicycle Works Atlantis Base 50
Build
650B/27.5 in × 48 mm
Insights
Design deviates from other sizes of Rivendell Bicycle Works Atlantis
Stack and Reach vs. Category Trend
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Geometry
| Stack | 566mm |
| Reach | 38.9mm |
| Stack to Reach Ratio | 14.55:1 |
| Top Tube Length, Effective/Horizontal Center | 57.5mm |
| Top Tube Length, Actual C-C | 55.9mm |
| Top Tube Slope | 6deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 72deg |
| Bottom Bracket Drop | 68mm |
| Bottom Bracket Height | 272mm |
| Chainstay Length | 520mm |
| Chainstay Length Horizontal | 515.5mm |
| Trail | — — |
| Standover Height | 780mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | — |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 102mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 48mm |
| Tire Outer Diameter | 680mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Swept Back Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
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