2012 Jamis Bicycles Beatnik Base
- Category
- Track/Fixed-gear
- Design
- Flat Bar, Rigid, non-suspension corrected
Geometry
50cm | |
Stack | 544mm |
Reach | 372.3mm |
Stack to Reach Ratio | 1.46:1 |
Seat Tube Length, C-TTT | 497mm |
Top Tube Length, Effective/Horizontal Center | 520mm |
Top Tube Length, Actual C-C | 510mm |
Top Tube Slope | 5deg |
Head Tube Angle | 72deg |
Seat Tube Angle | 75deg |
Head Tube Length | 95mm |
Bottom Bracket Drop | 61mm |
Bottom Bracket Height | 275mm |
Chainstay Length | 405mm |
Chainstay Length Horizontal | 400.4mm |
Front-Center | 576.9mm |
Front-Center Horizontal | 573.6mm |
Wheelbase | 974mm |
Fork Offset/Rake | 46mm |
Trail | 60.8mm mid/neutral |
Mechanical Trail | 57.8mm |
Wheel Flop | 17.9mm |
Standover Height | 761mm |
Tire to Pedal Spindle | 70.9mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 105mm 170 mm cranks |
Base Build
50cm | |
Wheel Size | 700C/29 in 622 mm BSD |
Tire Width | 25mm |
Tire Outer Diameter | 672mm |
Bike Length with Tires | 1646mm |
Crank Length | 170mm |
Handlebar Width | 540mm |
Stem Length | 80mm |
Stem Angle | 17deg |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Track/Fixed-gearSource:https://www.jamisbikes.com/wp-content/uploads/2022/02/12_JAMIS_CATALOG.pdf