Name: 2013 FBM Ballista Base
Brand: FBM

	Small	Medium	Large	XL
Stack	520mm	558.1mm	596.2mm	636.7mm
Reach	388.6mm	395.2mm	404.4mm	418.2mm
Stack to Reach Ratio	1.34:1	1.41:1	1.47:1	1.52:1
Seat Tube Length, Unknown	460mm	500mm	540mm	580mm
Top Tube Length, Actual C-C	460mm	544mm	569mm	593.5mm
Head Tube Angle	73.5deg	74deg	74.5deg	74.5deg
Seat Tube Angle	74.5deg	74deg	73.5deg	73.5deg
Head Tube Length	102mm	140mm	178mm	220mm
Bottom Bracket Drop	55mm	55mm	55mm	55mm
Bottom Bracket Height	284mm	284mm	284mm	284mm
Chainstay Length	395mm	395mm	395mm	395mm
Chainstay Length Horizontal	391.2mm	391.2mm	391.2mm	391.2mm
Front-Center	565.5mm	578.5mm	593.4mm	618.3mm
Front-Center Horizontal	562.9mm	575.9mm	590.9mm	615.9mm
Wheelbase	954mm	967mm	982mm	1007mm
Fork Offset/Rake	35mm	35mm	35mm	35mm
Fork Length (Axle-To-Crown)	375mm	375mm	375mm	375mm
Trail	63.9mm mid/neutral	60.8mm mid/neutral	57.7mm mid/neutral	57.7mm mid/neutral
Mechanical Trail	61.3mm	58.4mm	55.6mm	55.6mm
Wheel Flop	17.4mm	16.1mm	14.9mm	14.9mm
Standover Height	755mm	795mm	832mm	871.1mm
Tire to Pedal Spindle	56.5mm 170 mm cranks	69.5mm 170 mm cranks	84.4mm 170 mm cranks	109.3mm 170 mm cranks
Pedal Spindle to Ground Clearance	114mm 170 mm cranks	114mm 170 mm cranks	114mm 170 mm cranks	114mm 170 mm cranks

Published Sizing Recommendations

Height

5 ft 5 in

5 ft 9.5 in

5 ft 8 in

6 ft 1 in

5 ft 11 in

6 ft 4 in

6 ft 2 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.

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2013 FBM Ballista Base