2025 Just Bikes JB05 Base 57cm
Build
700C/29 in × 45 mm
Insights
Somewhat upright stack and reach vs trend of progressive gravel bikes
Design deviates from other sizes of Just Bikes JB05
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 582mm |
| Reach | 402mm |
| Stack to Reach Ratio | 1.45:1 |
| Seat Tube Length, C-T | 570mm |
| Top Tube Length, Effective/Horizontal Center | 566mm |
| Top Tube Length, Actual C-C | 557mm |
| Top Tube Slope | 3.5deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 185mm |
| Bottom Bracket Drop | 67mm |
| Bottom Bracket Height | 289mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 419.7mm |
| Front-Center | 614mm |
| Front-Center Horizontal | 610.3mm |
| Wheelbase | 1030mm |
| Fork Offset/Rake | 45mm |
| Fork Length (Axle-To-Crown) | 389mm |
| Trail | 68.4mm high |
| Mechanical Trail | 65mm |
| Wheel Flop | 20.1mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 88mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 119mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 45mm |
| Tire Outer Diameter | 712mm |
| Bike Length with Tires | 1742mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Drop Bar |
| Fork Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
Source:https://just-bikes.de/products/just-bikes-jb05-canti-gravel-cross-stahl-rahmenset-mit-stahl-gabel-qr