2019 DIY Carbon Bikes GRA700 650b XS
Build
650B/27.5 in × 2.1 in
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of DIY Carbon Bikes GRA700
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 505mm |
| Reach | 362mm |
| Stack to Reach Ratio | 1.4:1 |
| Seat Tube Length, C-T | 470mm |
| Top Tube Length, Effective/Horizontal HT Top | 512mm |
| Top Tube Slope | 6.3deg |
| Head Tube Angle | 69deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 90mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 275.3mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 414.1mm |
| Front-Center | 586mm |
| Front-Center Horizontal | 582.9mm |
| Wheelbase | 997mm |
| Fork Offset/Rake | 50mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 79mm high |
| Mechanical Trail | 73.8mm |
| Wheel Flop | 26.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 70.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 105.3mm |
650b Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.1in |
| Tire Outer Diameter | 690.7mm |
| Bike Length with Tires | 1687.7mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.diycarbonbikes.com/collections/road-gravel-cx-frames/products/gra700?variant=21350902136912