2025/0017 JH17 China Grevil Base 470
Build
700C/29 in × 42 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of JH17 China Grevil
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 525mm |
| Reach | 359mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, C-C | 433mm |
| Top Tube Length, Effective/Horizontal Center | 514mm |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 67mm |
| Bottom Bracket Height | 286mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 414.6mm |
| Front-Center | 592.2mm |
| Front-Center Horizontal | 588.4mm |
| Wheelbase | 1003mm |
| Fork Offset/Rake | 50mm |
| Trail | 75.3mm high |
| Mechanical Trail | 70.7mm |
| Wheel Flop | 24.2mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 69.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 116mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 42mm |
| Tire Outer Diameter | 706mm |
| Bike Length with Tires | 1709mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://a.aliexpress.com/_EGOP6Vk