2020 Twmpa Cycles GR 1.0 Base X Large
Build
700C/29 in × 38 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Twmpa Cycles GR 1.0
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 630mm |
| Reach | 405mm |
| Stack to Reach Ratio | 1.56:1 |
| Seat Tube Length, Effective HT Top | 628mm |
| Top Tube Length, Effective/Horizontal HT Top | 596mm |
| Top Tube Slope | 9deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 209mm |
| Bottom Bracket Drop | 65mm |
| Bottom Bracket Height | 284mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 430.1mm |
| Front-Center | 646mm |
| Front-Center Horizontal | 645.9mm |
| Wheelbase | 1076mm |
| Fork Offset/Rake | 47mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 70.5mm high |
| Mechanical Trail | 66.6mm |
| Wheel Flop | 21.7mm |
| Standover Height | 853mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 122mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 109mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 38mm |
| Tire Outer Diameter | 698mm |
| Bike Length with Tires | 1774mm |
| Crank Length | 175mm |
| Handlebar Width | 460mm |
| Stem Length | 120mm |
| Stem Angle | 7deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Wood |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 184 cm to 192 cm |
Source:https://www.twmpacycles.co.uk/