2024 AURUM Magma Base 51
Build
700C/29 in × 28 mm
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of AURUM Magma
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 525mm |
| Reach | 377mm |
| Stack to Reach Ratio | 1.39:1 |
| Seat Tube Length, C-T | 466mm |
| Top Tube Length, Effective/Horizontal Center | 527mm |
| Top Tube Slope | 8.7deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 126mm |
| Bottom Bracket Drop | 71mm |
| Bottom Bracket Height | 268mm |
| Chainstay Length | 408mm |
| Chainstay Length Horizontal | 401.8mm |
| Front-Center | 581mm |
| Front-Center Horizontal | 577.2mm |
| Wheelbase | 979mm |
| Fork Offset/Rake | 50mm |
| Fork Length (On-Axis) | 370mm |
| Trail | 57.6mm mid/neutral |
| Mechanical Trail | 54.8mm |
| Wheel Flop | 16.9mm |
| Standover Height | 751mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 72mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 98mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1657mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://aurumbikes.com/size-guide/