2021 Roost Bike Nero Base Extra Large
Build
700C/29 in × 2.4 in
Insights
Average stack and reach vs trend of hardtail all-mountain/enduro mtb bikes
Design deviates from other sizes of Roost Bike Nero
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 637mm |
| Reach | 503mm |
| Stack to Reach Ratio | 1.27:1 |
| Top Tube Length, Actual C-C | 657mm |
| Head Tube Angle | 65deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 135mm |
| Bottom Bracket Drop | 50mm |
| Bottom Bracket Height | 322mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 432.1mm |
| Front-Center | 838.4mm |
| Front-Center Horizontal | 836.9mm |
| Wheelbase | 1269mm |
| Fork Offset/Rake | 54.5mm |
| Fork Length, Unknown | 140mm |
| Trail | 113.3mm very high |
| Mechanical Trail | 102.7mm |
| Wheel Flop | 43.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 296.4mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 152mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.4in |
| Tire Outer Diameter | 743.9mm |
| Bike Length with Tires | 2012.9mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 140mm |
| Suspension Sag | Unknown |
| Frame Material | Titanium |
| Fork Material | Unknown |
| Brake Type | Disc |
| Features | Single-speed capable |
Source:https://roostbike.com/products/roost-nero-ti/