2024/Lo RONDO RATT CF1/2 M
Build
650B/27.5 in × 47 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 557mm |
| Reach | 380mm |
| Stack to Reach Ratio | 1.47:1 |
| Seat Tube Length, C-T | 520mm |
| Top Tube Length, Effective/Horizontal Center | 550mm |
| Top Tube Slope | 6.4deg |
| Head Tube Angle | 72.2deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 135mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 269mm |
| Chainstay Length | 415mm |
| Chainstay Length Horizontal | 409.1mm |
| Front-Center | 593mm |
| Front-Center Horizontal | 588.9mm |
| Wheelbase | 997.9mm |
| Fork Offset/Rake | 50mm |
| Fork Length (Axle-To-Crown) | 392mm |
| Trail | 56.3mm mid/neutral |
| Mechanical Trail | 53.6mm |
| Wheel Flop | 16.4mm |
| Tire to Pedal Spindle Distance With 172.5 mm cranks | 81.5mm |
| Pedal Spindle to Ground Clearance With 172.5 mm cranks | 96.5mm |
CF1/2 Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 47mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1675.9mm |
| Crank Length | 172.5mm |
| Handlebar Width | 420mm |
| Stem Length | 90mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 172 cm to 180 cm |
Source:https://rondo.cc/ratt-cf1,627,pl