2025 BTR Fabrications Pinner 650b/27.5 M
Build
650B/27.5 in × 2.5 in
Insights
Average stack and reach vs trend of full-suspension all-mountain/enduro mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 616.4mm |
| Reach | 455mm |
| Stack to Reach Ratio | 1.35:1 |
| Seat Tube Length, Unknown | 420mm |
| Top Tube Length, Effective/Horizontal Unknown | 608.6mm |
| Top Tube Slope | 20.5deg |
| Head Tube Angle | 64deg |
| Seat Tube Angle | 74.65deg |
| Head Tube Length | 130mm |
| Bottom Bracket Drop | 20mm |
| Bottom Bracket Height | 335.5mm |
| Chainstay Length Horizontal | 425mm |
| Front-Center | 792.9mm |
| Front-Center Horizontal | 792.6mm |
| Wheelbase | 1217.6mm |
| Fork Offset/Rake | 42mm |
| Fork Length (Axle-To-Crown) | 542mm |
| Trail | 126.7mm very high |
| Mechanical Trail | 113.8mm |
| Wheel Flop | 49.9mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 267.4mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 165.5mm |
650b/27.5 Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.5in |
| Tire Outer Diameter | 711mm |
| Bike Length with Tires | 1928.6mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | Unknown |
| Rear Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
Source:https://www.btr-fabrications.com/products/pinner-frame/#frame-options