2017 Bombtrack Bicycle Company Beyond Base

	S	M	L	XL
Stack	613mm	640mm	664mm	688mm
Reach	379mm	385mm	396mm	396mm
Stack to Reach Ratio	1.62:1	1.66:1	1.68:1	1.74:1
Seat Tube Length, C-T	475mm	495mm	525mm	550mm
Top Tube Length, Effective/Horizontal Unknown	555mm	575mm	600mm	625mm
Top Tube Slope	17.1deg	17.5deg	16.4deg	16.3deg
Head Tube Angle	71deg	72deg	72deg	72deg
Seat Tube Angle	74deg	73.5deg	73deg	71.5deg
Head Tube Length	160mm	185mm	210mm	235mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm
Bottom Bracket Height	294.3mm	294.3mm	294.3mm	294.3mm
Chainstay Length	435mm	455mm	455mm	455mm
Chainstay Length Horizontal	429.3mm	449.6mm	449.6mm	449.6mm
Front-Center	637.5mm	621.4mm	640.3mm	646.2mm
Front-Center Horizontal	633.7mm	617.4mm	636.4mm	642.4mm
Wheelbase	1063mm	1067mm	1086mm	1092mm
Fork Offset/Rake	45mm	45mm	45mm	45mm
Trail	77.9mm high	71.1mm high	71.1mm high	71.1mm high
Mechanical Trail	73.6mm	67.6mm	67.6mm	67.6mm
Wheel Flop	24mm	20.9mm	20.9mm	20.9mm
Tire to Pedal Spindle	103.2mm 170 mm cranks	87mm 170 mm cranks	105.9mm 170 mm cranks	111.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	124.3mm 170 mm cranks	124.3mm 170 mm cranks	124.3mm 170 mm cranks	124.3mm 170 mm cranks

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.

Category Trend

Source:https://bombtrack.com/catalogue/

Geometry