2021 Crust Bikes ENVE Bombora Base

	XS	Small	Medium	Large	XL
Stack	540mm	553mm	576mm	599mm	628mm
Reach	365mm	378mm	382mm	395mm	406mm
Stack to Reach Ratio	1.48:1	1.46:1	1.51:1	1.52:1	1.55:1
Seat Tube Length, C-T	456mm	502mm	543mm	574mm	629mm
Seat Tube Length, C-C	408mm	455mm	494mm	529mm	581mm
Top Tube Length, Effective/Horizontal Center	519.7mm	540mm	559.9mm	580.4mm	600.3mm
Top Tube Length, Effective/Horizontal Unknown	520mm	540mm	560mm	580mm	600mm
Top Tube Length, Actual C-C	502mm	525mm	546mm	569mm	594mm
Top Tube Slope	11.5deg	7.4deg	5.7deg	4.3deg	2.1deg
Head Tube Angle	69.5deg	70deg	71deg	71deg	71deg
Seat Tube Angle	74.5deg	74deg	73deg	73deg	73deg
Head Tube Length	121mm	132mm	153mm	177mm	208mm
Bottom Bracket Drop	64mm	64mm	64mm	64mm	64mm
Bottom Bracket Height	286.4mm	286.4mm	286.4mm	286.4mm	286.4mm
Chainstay Length	425mm	425mm	425mm	425mm	425mm
Chainstay Length Horizontal	420.2mm	420.2mm	420.2mm	420.2mm	420.2mm
Front-Center	591.3mm	603.3mm	606.2mm	626.1mm	647mm
Front-Center Horizontal	587.9mm	599.9mm	602.9mm	622.9mm	643.9mm
Wheelbase	1008mm	1020mm	1023mm	1043mm	1064mm
Fork Offset/Rake	42mm	41.2mm	42.1mm	41.3mm	41.3mm
Trail	86.1mm very high	83.7mm very high	76.1mm high	77mm high	77mm high
Mechanical Trail	80.7mm	78.6mm	72mm	72.8mm	72.8mm
Wheel Flop	28.3mm	26.9mm	23.4mm	23.7mm	23.7mm
Standover Height	747mm	775mm	804mm	832mm	872mm
Tire to Pedal Spindle	70.9mm 170 mm cranks	82.8mm 170 mm cranks	85.8mm 170 mm cranks	105.7mm 170 mm cranks	126.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	116.4mm 170 mm cranks	116.4mm 170 mm cranks	116.4mm 170 mm cranks	116.4mm 170 mm cranks	116.4mm 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://crustbikes.com/collections/frames/products/crust-x-enve-bombora

Geometry