2017 Twin Six Standard Rando Base 55
Build
700C/29 in × 43 mm
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 590mm |
| Reach | 375mm |
| Stack to Reach Ratio | 1.57:1 |
| Seat Tube Length, C-T | 550mm |
| Top Tube Length, Effective/Horizontal Center | 555mm |
| Top Tube Slope | 6.8deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 150mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 279mm |
| Chainstay Length | 435mm |
| Chainstay Length Max | 435mm |
| Chainstay Length Horizontal | 428.5mm |
| Chainstay Length Horizontal Max | 428.5mm |
| Front-Center | 594.3mm |
| Front-Center Horizontal | 589.5mm |
| Wheelbase | 1018mm |
| Wheelbase Max | 1018mm |
| Fork Offset/Rake | 45mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 67.7mm high |
| Mechanical Trail | 64.4mm |
| Wheel Flop | 19.9mm |
| Standover Height | 808mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 70.3mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 109mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 43mm |
| Tire Outer Diameter | 708mm |
| Bike Length with Tires | 1726mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
Source:Bike Counterculture Geometry Database