2024 Ron's Bikes Alumalith Base 20"
Build
650B/27.5 in × 2.4 in
Stack and Reach vs. Category Trend
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Geometry
| Stack | 561mm |
| Reach | 417mm |
| Stack to Reach Ratio | 1.35:1 |
| Seat Tube Length, Unknown | 533mm |
| Top Tube Length, Effective/Horizontal Unknown | 601mm |
| Top Tube Slope | 5.3deg |
| Head Tube Angle | 69deg |
| Seat Tube Angle | 72deg |
| Head Tube Length | 128.6mm |
| Bottom Bracket Drop | 49.5mm |
| Bottom Bracket Height | 303.5mm |
| Chainstay Length | 445mm |
| Chainstay Length Horizontal | 442.2mm |
| Front-Center | 663.6mm |
| Front-Center Horizontal | 661.8mm |
| Wheelbase | 1104mm |
| Fork Offset/Rake | 45mm |
| Fork Length, Unknown | 419mm |
| Trail | 87.3mm very high |
| Mechanical Trail | 81.5mm |
| Wheel Flop | 29.2mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 140.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 133.5mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.4in |
| Tire Outer Diameter | 705.9mm |
| Bike Length with Tires | 1809.9mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Rim |
Source:https://ronsbikes.com/products/a-l-u-m-a-l-i-t-h-frameset