2021 Cairn Cycles E-Adventure 1.0 650B Base Small
Build
650B/27.5 in × 2.25 in
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Cairn Cycles E-Adventure 1.0 650B
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 551mm |
| Reach | 370mm |
| Stack to Reach Ratio | 1.49:1 |
| Seat Tube Length, Unknown | 470mm |
| Top Tube Length, Effective/Horizontal Unknown | 553mm |
| Top Tube Slope | 11.3deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 130mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 279.2mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 424.3mm |
| Front-Center | 591mm |
| Front-Center Horizontal | 585.7mm |
| Wheelbase | 1010mm |
| Fork Offset/Rake | 48mm |
| Fork Length, Unknown | 398mm |
| Trail | 69.5mm high |
| Mechanical Trail | 65.7mm |
| Wheel Flop | 21.4mm |
| Standover Height | 770mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 71.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 109.2mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.25in |
| Tire Outer Diameter | 698.3mm |
| Bike Length with Tires | 1708.3mm |
| Crank Length | 170mm |
| Handlebar Width | 440mm |
| Stem Length | 60mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Rim |
| Features | E-bike |
Published Sizing Recommendations
| Height | 158 cm to 172 cm |
Source:https://www.cairncycles.com/collections/ebikes-e-adventure/products/cairn-e-adventure-1-0-gravel-bike