2023 Cotic BFe 140mm Fork

	Small	Medium	Large	XL
Stack	592mm	602mm	611mm	620mm
Reach	438mm	463mm	485mm	513mm
Stack to Reach Ratio	1.35:1	1.3:1	1.26:1	1.21:1
Seat Tube Length, C-T	390mm	425mm	460mm	495mm
Top Tube Length, Effective/Horizontal HT Top	605mm	634mm	657mm	687mm
Top Tube Slope	21.7deg	18.5deg	15.4deg	12.5deg
Head Tube Angle	65deg	65deg	65deg	65deg
Seat Tube Angle	74.5deg	74.5deg	74.5deg	74.5deg
Head Tube Length	100mm	110mm	120mm	130mm
Bottom Bracket Drop	53mm	53mm	53mm	53mm
Bottom Bracket Height	305mm	305mm	305mm	305mm
Chainstay Length	428mm	428mm	428mm	428mm
Chainstay Length Horizontal	424.7mm	424.7mm	424.7mm	424.7mm
Front-Center	742mm	771.1mm	797.4mm	829.5mm
Front-Center Horizontal	740.1mm	769.3mm	795.6mm	827.8mm
Wheelbase	1164.8mm	1194mm	1220.3mm	1252.5mm
Fork Offset/Rake	46mm	45.6mm	45.7mm	45.7mm
Trail	116.2mm very high	116.7mm very high	116.6mm very high	116.6mm very high
Mechanical Trail	105.3mm	105.7mm	105.6mm	105.6mm
Wheel Flop	44.5mm	44.7mm	44.7mm	44.6mm
Tire to Pedal Spindle	214mm 170 mm cranks	243.1mm 170 mm cranks	269.3mm 170 mm cranks	301.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	135mm 170 mm cranks	135mm 170 mm cranks	135mm 170 mm cranks	135mm 170 mm cranks

Published Sizing Recommendations

Height

160 cm

170 cm

169 cm

180 cm

178 cm

188 cm

186 cm

195 cm

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://www.cotic.co.uk/product/BFe#sizing