2025 BXT TT-119 Base
- Category
- Triathlon
- Design
- Aero Bar, Rigid, non-suspension corrected
- Frame
- Carbon/Composite
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
48 | 51 | 54 | 56 | 58 | |
Stack | 491.5mm | 508mm | 522mm | 541mm | 560mm |
Reach | 381mm | 398mm | 412mm | 425mm | 437mm |
Stack to Reach Ratio | 1.29:1 | 1.28:1 | 1.27:1 | 1.27:1 | 1.28:1 |
Seat Tube Length, C-TTT | 485mm | 502mm | 515mm | 534mm | 552mm |
Top Tube Length, Effective/Horizontal HT Top | 513mm | 534mm | 552mm | 570mm | 587mm |
Top Tube Slope | 0.4deg | 0.4deg | 0.5deg | 0.6deg | 0.7deg |
Head Tube Angle | 71deg | 72.5deg | 72.5deg | 72.5deg | 72.5deg |
Seat Tube Angle | 75deg | 75deg | 75deg | 75deg | 75deg |
Head Tube Length | 88mm | 100mm | 115mm | 135mm | 155mm |
Bottom Bracket Drop | 75mm | 75mm | 75mm | 75mm | 75mm |
Bottom Bracket Height | 266mm | 266mm | 266mm | 266mm | 266mm |
Chainstay Length | 405mm | 405mm | 405mm | 405mm | 405mm |
Chainstay Length Horizontal | 398mm | 398mm | 398mm | 398mm | 398mm |
Front-Center | 574.9mm | 584.3mm | 602.7mm | 621.6mm | 639.4mm |
Front-Center Horizontal | 570mm | 579.5mm | 598mm | 617mm | 635mm |
Wheelbase | 968mm | 977.5mm | 996mm | 1015mm | 1033mm |
Fork Offset/Rake | 43mm | 43mm | 43mm | 43mm | 43mm |
Fork Length, Unknown | 367mm | 367mm | 367mm | 367mm | 367mm |
Trail | 71.9mm high | 62.4mm mid/neutral | 62.4mm mid/neutral | 62.4mm mid/neutral | 62.4mm mid/neutral |
Mechanical Trail | 68mm | 59.5mm | 59.5mm | 59.5mm | 59.5mm |
Wheel Flop | 22.1mm | 17.9mm | 17.9mm | 17.9mm | 17.9mm |
Tire to Pedal Spindle | 63.9mm 170 mm cranks | 73.3mm 170 mm cranks | 91.7mm 170 mm cranks | 110.6mm 170 mm cranks | 128.4mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 96mm 170 mm cranks | 96mm 170 mm cranks | 96mm 170 mm cranks | 96mm 170 mm cranks | 96mm 170 mm cranks |
Base Build
48 | 51 | 54 | 56 | 58 | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 30mm | 30mm | 30mm | 30mm | 30mm |
Tire Outer Diameter | 682mm | 682mm | 682mm | 682mm | 682mm |
Bike Length with Tires | 1650mm | 1659.5mm | 1678mm | 1697mm | 1715mm |
Published Sizing Recommendations
Height | 165 cm to 172 cm | 172 cm to 179 cm | 179 cm to 186 cm | 186 cm to 193 cm | 193 cm to 200 cm |
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
TriathlonSource:https://bxtbikes.com/products/carbon-road-bike-tt-frameset-time-trial-racing-bike-frame-rese-tt-handlebar-bottle-cage-storage-case-triathlon-bicycle-frameset