2021 J.Laverack Bicycles J.ACK Frameset 54
Build
700C/29 in × 32 mm
Insights
Average stack and reach vs trend of endurance road bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 572.2mm |
| Reach | 376mm |
| Stack to Reach Ratio | 1.52:1 |
| Seat Tube Length, C-T | 540mm |
| Top Tube Length, Effective/Horizontal Unknown | 550.9mm |
| Top Tube Length, Actual C-C | 550.9mm |
| Top Tube Slope | 6deg |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 150mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 273mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 414.1mm |
| Front-Center | 595.6mm |
| Front-Center Horizontal | 591.5mm |
| Wheelbase | 1005.6mm |
| Fork Offset/Rake | 45mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 67.3mm high |
| Mechanical Trail | 63.8mm |
| Wheel Flop | 20.3mm |
| Tire to Pedal Spindle Distance With 172.5 mm cranks | 80.1mm |
| Pedal Spindle to Ground Clearance With 172.5 mm cranks | 100.5mm |
Frameset Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Bike Length with Tires | 1691.6mm |
| Crank Length | 172.5mm |
| Handlebar Width | 42cm |
| Stem Length | 100mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 168 cm to 178 cm |
Source:https://www.jlaverack.co.uk/jack-frameset-build/