2020 Gunnar Cycles USA Rock Hound Base 19.0 (27.5")
Build
650B/27.5 in × 2.2 in
Insights
Average stack and reach vs trend of hardtail cross-country mtb bikes
Design deviates from other sizes of Gunnar Cycles USA Rock Hound
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 607mm |
| Reach | 428mm |
| Stack to Reach Ratio | 1.42:1 |
| Seat Tube Length, C-T | 455mm |
| Top Tube Length, Effective/Horizontal Center | 615mm |
| Top Tube Length, Actual C-C | 590mm |
| Top Tube Slope | 18.4deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 124mm |
| Bottom Bracket Drop | 63mm |
| Bottom Bracket Height | 284.9mm |
| Chainstay Length | 450mm |
| Chainstay Length Horizontal | 445.6mm |
| Front-Center | 683mm |
| Front-Center Horizontal | 679.4mm |
| Wheelbase | 1125mm |
| Fork Offset/Rake | 51mm |
| Fork Length (Axle-To-Crown) | 466mm |
| Trail | 72.3mm high |
| Mechanical Trail | 68mm |
| Wheel Flop | 23.3mm |
| Standover Height | 790mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 165.1mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 114.9mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.2in |
| Tire Outer Diameter | 695.8mm |
| Bike Length with Tires | 1820.8mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
Source:http://gunnarbikes.com/site/bikes/rock-hound/