2025 Bernard Bikes Custom MK1 Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Titanium
Fork
Carbon/Composite
Features
Disc brake
Somewhat upright stack and reachvs category

Geometry

Custom MK 1
Stack
600mm
Reach
382mm
Stack to Reach Ratio
1.57:1
Seat Tube Length, C-T
535mm
Top Tube Length, Effective/Horizontal HT Top
568mm
Top Tube Slope
9.8deg
Head Tube Angle
71deg
Seat Tube Angle
73.5deg
Head Tube Length
170mm
Bottom Bracket Drop
76mm
Bottom Bracket Height
273mm
Chainstay Length
432mm
Chainstay Length Horizontal
425.3mm
Front-Center
624.4mm
Front-Center Horizontal
619.7mm
Wheelbase
1045mm
Fork Offset/Rake
47mm
Fork Length (Axle-To-Crown)
382mm
Trail
70.5mm
high
Mechanical Trail
66.6mm
Wheel Flop
21.7mm
Standover Height
808mm
Tire to Pedal Spindle
105.4mm
170 mm cranks
Pedal Spindle to Ground Clearance
103mm
170 mm cranks

Base Build

Custom MK 1
Wheel Size
700C/29 in
622 mm BSD
Tire Width
38mm
Tire Width Max
38mm
Tire Outer Diameter
698mm
Bike Length with Tires
1743mm

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 Scale
Category Trend
All-road/Gravel
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