2018 Black Mountain Cycles Road+ Base M (50cm)

Build

650B/27.5 x 47 mm

Insights

Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Black Mountain Cycles Road+

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
595mm
Reach
377mm
Stack to Reach Ratio
1.58:1
Seat Tube Length, C-T
500mm
Top Tube Length, Effective/Horizontal Center
560mm
Top Tube Slope
12.6deg
Head Tube Angle
72deg
Seat Tube Angle
73deg
Head Tube Length
160mm
Bottom Bracket Drop
73mm
Bottom Bracket Height
266mm
Chainstay Length
432mm
Chainstay Length Max
432mm
Chainstay Length Horizontal
425.8mm
Chainstay Length Horizontal Max
425.8mm
Front-Center
614mm
Front-Center Horizontal
614.2mm
Wheelbase
1040mm
Wheelbase Max
1040mm
Fork Offset/Rake
60mm
Fork Length (On-Axis)
390mm
Trail
47.1mm
mid/‚Äčneutral
Mechanical Trail
44.8mm
Wheel Flop
13.8mm
Standover Height
775.5mm
Tire to Pedal Spindle Distance
With 170 mm cranks
105mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
96mm

Base Build

Wheel Size
650B, 27.5 (584mm BSD)
Tire Width
47mm
Tire Outer Diameter
678mm
Bike Length with Tires
1718mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc

Published Sizing Recommendations

Height
5 ft 7 in
to
5 ft 11 in
Source:https://blackmtncycles.com/frames/road-plus/, http://blackmtncycles.com/tech-info/mcd-road-frame-geometry/