Compare: 2020 Flyxii FE-02 Gravel Base 54 vs 2025 BXT BXT-GRAVEL-135 Base 54

Insights

Somewhat upright stack and reach vs trend of all-road/gravel bikes

Somewhat aggressive stack and reach vs trend of all-road/gravel bikes

Stack	568mm	565.3mm -2.7mm
Reach	371mm	387.1mm +16.1mm
Stack to Reach Ratio	1.53:1	1.46:1
Seat Tube Length, C-T	540mm	528mm -12mm
Top Tube Length, Effective/Horizontal Center	—	554.5mm
Top Tube Length, Effective/Horizontal Unknown	545mm	—
Top Tube Slope	5.6deg	6.3deg +0.7deg
Head Tube Angle	71.5deg	71deg -0.5deg
Seat Tube Angle	73deg	73.5deg +0.5deg
Head Tube Length	150mm	140mm -10mm
Bottom Bracket Drop	67mm	71mm +4mm
Bottom Bracket Height	284mm	287mm +3mm
Chainstay Length	435mm	435mm +0mm
Chainstay Length Horizontal	429.8mm	429.2mm -0.6mm
Front-Center	595.1mm	614.4mm +19.3mm
Front-Center Horizontal	591.4mm	610.1mm +18.7mm
Wheelbase	1021.2mm	1039.3mm +18.1mm
Fork Offset/Rake	50mm	50mm +0mm
Fork Length, Unknown	395mm	—
Trail	64.7mm mid/neutral	70.4mm +5.7mm high
Mechanical Trail	61.4mm	66.6mm +5.2mm
Wheel Flop	19.5mm	21.7mm +2.2mm
Tire to Pedal Spindle	71.6mm 172.5 mm cranks	86.4mm +14.8mm 170 mm cranks
Pedal Spindle to Ground Clearance	111.5mm 172.5 mm cranks	117mm +5.5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	47mm +7mm
Tire Outer Diameter	702mm	716mm +14mm
Bike Length with Tires	1723.2mm	1755.3mm +32.1mm
Crank Length	172.5mm	—
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.flyxii.com/page5?product_id=21&brd=1, https://www.flyxii.com/page5?product_id=21	https://www.bxtcycle.com/carbon-gravel-bike-frame_p70.html
Brand	Flyxii	BXT
Bike	2020 FE-02 Gravel Base	2025 BXT-GRAVEL-135 Base
Size	54	54
Category	All-road/Gravel	All-road/Gravel