2020 Gunnar Cycles USA RockTour II 29er Base 20.5 (29")
Build
700C/29 in × 58 mm
Insights
Somewhat aggressive stack and reach vs trend of off-road touring bikes
Design deviates from other sizes of Gunnar Cycles USA RockTour II 29er
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 611mm |
| Reach | 393mm |
| Stack to Reach Ratio | 1.55:1 |
| Seat Tube Length, Unknown | 522mm |
| Top Tube Length, Effective/Horizontal Unknown | 580mm |
| Top Tube Slope | 10.4deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 151mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 294mm |
| Chainstay Length | 460mm |
| Chainstay Length Horizontal | 453.8mm |
| Front-Center | 647mm |
| Front-Center Horizontal | 643.2mm |
| Wheelbase | 1097mm |
| Fork Offset/Rake | 57mm |
| Fork Length (Axle-To-Crown) | 424mm |
| Trail | 70.2mm high |
| Mechanical Trail | 66.2mm |
| Wheel Flop | 22.1mm |
| Standover Height | 828mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 108mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 124mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 58mm |
| Tire Outer Diameter | 738mm |
| Bike Length with Tires | 1835mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:http://gunnarbikes.com/site/rocktourii/