2019 Bombtrack Bicycle Company Hook EXT Base L

Build

650B/27.5 in × 2.1 in

Insights

Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Bombtrack Bicycle Company Hook EXT

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
587mm
Reach
390mm
Stack to Reach Ratio
1.51:1
Seat Tube Length, C-T
570mm
Top Tube Length, Effective/Horizontal HT Top
575mm
Top Tube Slope
4.4deg
Head Tube Angle
72deg
Seat Tube Angle
72.5deg
Head Tube Length
150mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
275.3mm
Chainstay Length
425mm
Chainstay Length Horizontal
419.2mm
Front-Center
612.8mm
Front-Center Horizontal
608.8mm
Wheelbase
1028mm
Fork Offset/Rake
48mm
Trail
61.7mm
mid/​neutral
Mechanical Trail
58.7mm
Wheel Flop
18.1mm
Standover Height
843mm
Tire to Pedal Spindle Distance
With 172.5 mm cranks
95mm
Pedal Spindle to Ground Clearance
With 172.5 mm cranks
102.8mm

Base Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.1in
Tire Outer Diameter
690.7mm
Bike Length with Tires
1718.7mm
Crank Length
172.5mm
Handlebar Width
440mm
Stem Length
100mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Carbon/Composite
Brake Type
Disc
Source:http://bombtrack.com/hook-ext-2-2/