2024 Pure Bros RSF1 Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Titanium
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
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

XXS
XS
S
M
L
XL
XXL
Stack
545mm
550mm
560mm
575mm
590mm
605mm
625mm
Reach
370mm
375mm
380mm
385mm
390mm
395mm
405mm
Stack to Reach Ratio
1.47:1
1.47:1
1.47:1
1.49:1
1.51:1
1.53:1
1.54:1
Seat Tube Length, Unknown
480mm
500mm
520mm
540mm
560mm
580mm
600mm
Top Tube Length, Actual C-C
506mm
522mm
535mm
550mm
565mm
574mm
596mm
Top Tube Slope
9.3deg
7.6deg
6.5deg
6deg
5.5deg
5deg
5deg
Head Tube Angle
71deg
71.5deg
71.5deg
72deg
72.5deg
72.5deg
73deg
Seat Tube Angle
76deg
75deg
74.5deg
74deg
73.5deg
73.5deg
73deg
Head Tube Length
110mm
115mm
126mm
141mm
154mm
171mm
190mm
Bottom Bracket Drop
76mm
75mm
75mm
74mm
74mm
73mm
73mm
Bottom Bracket Height
267mm
268mm
268mm
269mm
269mm
270mm
270mm
Chainstay Length
415mm
415mm
415mm
420mm
420mm
425mm
425mm
Chainstay Length Horizontal
408mm
408.2mm
408.2mm
413.4mm
413.4mm
418.7mm
418.7mm
Front-Center
584mm
586.7mm
594.6mm
600.2mm
604.1mm
614.7mm
625.6mm
Front-Center Horizontal
579mm
581.8mm
589.8mm
595.6mm
599.6mm
610.3mm
621.3mm
Wheelbase
987mm
990mm
998mm
1009mm
1013mm
1029mm
1040mm
Fork Offset/Rake
44.9mm
45.4mm
45.1mm
45.5mm
44.7mm
45.4mm
45.5mm
Trail
70.6mm
high
66.9mm
high
67.2mm
high
63.7mm
mid/​neutral
61.3mm
mid/​neutral
60.6mm
mid/​neutral
57.3mm
mid/​neutral
Mechanical Trail
66.7mm
63.4mm
63.7mm
60.6mm
58.4mm
57.8mm
54.8mm
Wheel Flop
21.7mm
20.1mm
20.2mm
18.7mm
17.6mm
17.4mm
16mm
Tire to Pedal Spindle
71mm
170 mm cranks
73.7mm
170 mm cranks
81.6mm
170 mm cranks
87.2mm
170 mm cranks
91.1mm
170 mm cranks
101.7mm
170 mm cranks
112.6mm
170 mm cranks
Pedal Spindle to Ground Clearance
97mm
170 mm cranks
98mm
170 mm cranks
98mm
170 mm cranks
99mm
170 mm cranks
99mm
170 mm cranks
100mm
170 mm cranks
100mm
170 mm cranks

Base Build

XXS
XS
S
M
L
XL
XXL
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
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
32mm
32mm
32mm
32mm
32mm
32mm
32mm
Tire Width Max
38mm
38mm
38mm
38mm
38mm
38mm
38mm
Tire Outer Diameter
686mm
686mm
686mm
686mm
686mm
686mm
686mm
Bike Length with Tires
1673mm
1676mm
1684mm
1695mm
1699mm
1715mm
1726mm

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
Endurance Road
Source:https://www.finest-limited-cycles.com/rennrad/