2024/Lo RONDO RATT CF1/2

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

S
M
L
XL
Stack
534mm
557mm
581mm
610mm
Reach
369mm
380mm
388mm
400mm
Stack to Reach Ratio
1.45:1
1.47:1
1.5:1
1.53:1
Seat Tube Length, C-T
490mm
520mm
540mm
570mm
Top Tube Length, Effective/Horizontal Center
532mm
550mm
565mm
586mm
Top Tube Slope
7.3deg
6.4deg
6.8deg
6.5deg
Head Tube Angle
72.2deg
72.2deg
72.2deg
72.2deg
Seat Tube Angle
73deg
73deg
73deg
73deg
Head Tube Length
110mm
135mm
160mm
190mm
Bottom Bracket Drop
70mm
70mm
70mm
70mm
Bottom Bracket Height
269mm
269mm
269mm
269mm
Chainstay Length
415mm
415mm
415mm
415mm
Chainstay Length Horizontal
409.1mm
409.1mm
409.1mm
409.1mm
Front-Center
575mm
593mm
608mm
630mm
Front-Center Horizontal
570.7mm
588.9mm
604mm
626.1mm
Wheelbase
979.8mm
997.9mm
1013mm
1035.2mm
Fork Offset/Rake
50mm
50mm
50mm
50mm
Fork Length (Axle-To-Crown)
392mm
392mm
392mm
392mm
Trail
56.3mm
mid/​neutral
56.3mm
mid/​neutral
56.3mm
mid/​neutral
56.3mm
mid/​neutral
Mechanical Trail
53.6mm
53.6mm
53.6mm
53.6mm
Wheel Flop
16.4mm
16.4mm
16.4mm
16.4mm
Tire to Pedal Spindle
66mm
170 mm cranks
81.5mm
172.5 mm cranks
96.5mm
172.5 mm cranks
116mm
175 mm cranks
Pedal Spindle to Ground Clearance
99mm
170 mm cranks
96.5mm
172.5 mm cranks
96.5mm
172.5 mm cranks
94mm
175 mm cranks

CF1/2 Build

S
M
L
XL
Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
Tire Width
47mm
47mm
47mm
47mm
Tire Width Max
47mm
47mm
47mm
47mm
Tire Outer Diameter
678mm
678mm
678mm
678mm
Bike Length with Tires
1657.8mm
1675.9mm
1691mm
1713.2mm
Crank Length
170mm
172.5mm
172.5mm
175mm
Handlebar Width
400mm
420mm
420mm
440mm
Stem Length
90mm
90mm
110mm
110mm

Published Sizing Recommendations

Height
165 cm
to
173 cm
172 cm
to
180 cm
179 cm
to
187 cm
186 cm
to
194 cm

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://rondo.cc/ratt-cf1,627,pl