2021 Bombtrack Bicycle Company Hook Base XS
Build
650B/27.5 in × 42 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Bombtrack Bicycle Company Hook
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 523mm |
| Reach | 358mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, C-T | 460mm |
| Top Tube Length, Effective/Horizontal HT Top | 508mm |
| Top Tube Slope | 9.5deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 100mm |
| Bottom Bracket Drop | 57mm |
| Bottom Bracket Height | 277mm |
| Chainstay Length | 410mm |
| Chainstay Length Horizontal | 406mm |
| Front-Center | 572mm |
| Front-Center Horizontal | 569mm |
| Wheelbase | 975mm |
| Fork Offset/Rake | 48mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 64.2mm mid/neutral |
| Mechanical Trail | 60.7mm |
| Wheel Flop | 19.8mm |
| Standover Height | 731mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 68mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 107mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 42mm |
| Tire Outer Diameter | 668mm |
| Bike Length with Tires | 1643mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://bombtrack.com/2021-hook/