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

	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

Published Sizing Recommendations

Height

5 ft 1 in

5 ft 5 in

5 ft 4 in

5 ft 8 in

5 ft 7 in

5 ft 11 in

5 ft 10 in

6 ft 1 in

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