2024 (V6) Black Mountain Cycles Monster Cross (Rim Brake) Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Steel
Fork
Steel
Features
Rim brake
Average stack and reachvs category
Average stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category

Geometry

50
53
56
59
Stack
538mm
569mm
603mm
628mm
Reach
369mm
375mm
375mm
392mm
Stack to Reach Ratio
1.46:1
1.52:1
1.61:1
1.6:1
Seat Tube Length, C-T
500mm
530mm
560mm
590mm
Top Tube Length, Effective/Horizontal Center
520mm
540mm
560mm
585mm
Top Tube Slope
6.4deg
6.5deg
7.1deg
6.6deg
Head Tube Angle
71deg
71.5deg
71.5deg
72deg
Seat Tube Angle
74.5deg
74deg
73deg
72deg
Head Tube Length
95mm
125mm
160mm
185mm
Bottom Bracket Drop
76mm
76mm
76mm
74mm
Bottom Bracket Height
280mm
280mm
280mm
282mm
Chainstay Length
432mm
432mm
432mm
432mm
Chainstay Length Horizontal
425.3mm
425.3mm
425.3mm
425.6mm
Front-Center
591mm
603mm
614mm
629mm
Front-Center Horizontal
585.7mm
597.7mm
608.7mm
624.4mm
Wheelbase
1011mm
1023mm
1034mm
1050mm
Fork Offset/Rake
55mm
55mm
55mm
50mm
Fork Length (On-Axis)
400mm
400mm
400mm
400mm
Trail
64.4mm
mid/​neutral
61.1mm
mid/​neutral
61.1mm
mid/​neutral
63.1mm
mid/​neutral
Mechanical Trail
60.9mm
58mm
58mm
60mm
Wheel Flop
19.8mm
18.4mm
18.4mm
18.5mm
Standover Height
769mm
796mm
823mm
852mm
Tire to Pedal Spindle
65mm
170 mm cranks
77mm
170 mm cranks
88mm
170 mm cranks
103mm
170 mm cranks
Pedal Spindle to Ground Clearance
110mm
170 mm cranks
110mm
170 mm cranks
110mm
170 mm cranks
112mm
170 mm cranks

Base Build

50
53
56
59
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
45mm
45mm
45mm
45mm
Tire Outer Diameter
712mm
712mm
712mm
712mm
Bike Length with Tires
1723mm
1735mm
1746mm
1762mm

Published Sizing Recommendations

Height
5 ft 1 in
to
5 ft 5 in
5 ft 4 in
to
5 ft 8 in
5 ft 7 in
to
5 ft 11 in
5 ft 10 in
to
6 ft 1 in

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
Source:https://blackmtncycles.com/monstercross-tech-info/