2025 BTR Fabrications Ignitor 26"
- Category
- Hardtail Cross-country MTB
- Design
- Flat Bar, Hardtail (Front suspension)
Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | L | XL | |
Stack | 581.1mm | 581.1mm | 581.1mm | 599.4mm |
Reach | 390mm | 410mm | 430mm | 450mm |
Stack to Reach Ratio | 1.49:1 | 1.42:1 | 1.35:1 | 1.33:1 |
Seat Tube Length, Unknown | 360mm | 340mm | 355mm | 370mm |
Top Tube Length, Effective/Horizontal Unknown | 577mm | 587.7mm | 607.7mm | 633.3mm |
Top Tube Slope | 25.6deg | 26.7deg | 24.4deg | 23.8deg |
Head Tube Angle | 66deg | 66deg | 66deg | 66deg |
Seat Tube Angle | 73deg | 73deg | 73deg | 73deg |
Head Tube Length | 130mm | 130mm | 130mm | 150mm |
Bottom Bracket Drop | 30mm | 30mm | 30mm | 30mm |
Bottom Bracket Height | 307.9mm | 307.9mm | 307.9mm | 307.9mm |
Chainstay Length Horizontal | 400mm | 400mm | 400mm | 410mm |
Front-Center | 677.4mm | 702mm | 722mm | 750.1mm |
Front-Center Horizontal | 676.8mm | 701.4mm | 721.4mm | 749.5mm |
Wheelbase | 1076.8mm | 1101.4mm | 1121.4mm | 1159.5mm |
Fork Offset/Rake | 40mm | 40mm | 40mm | 40mm |
Fork Length (Axle-To-Crown) | 480mm | 480mm | 480mm | 480mm |
Trail | 106.7mm very high | 106.7mm very high | 106.7mm very high | 106.7mm very high |
Mechanical Trail | 97.4mm | 97.4mm | 97.4mm | 97.4mm |
Wheel Flop | 39.6mm | 39.6mm | 39.6mm | 39.6mm |
Tire to Pedal Spindle | 169.5mm 170 mm cranks | 194.1mm 170 mm cranks | 214.1mm 170 mm cranks | 242.2mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 137.9mm 170 mm cranks | 137.9mm 170 mm cranks | 137.9mm 170 mm cranks | 137.9mm 170 mm cranks |
26" Build
S | M | L | XL | |
Wheel Size | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD |
Tire Width | 2.3in | 2.3in | 2.3in | 2.3in |
Tire Outer Diameter | 675.8mm | 675.8mm | 675.8mm | 675.8mm |
Bike Length with Tires | 1752.6mm | 1777.2mm | 1797.2mm | 1835.3mm |
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
Hardtail Cross-country MTBSource:https://www.btr-fabrications.com/products/ignitor-frame/#frame-options