2021 Blocks Lo-Fi Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Steel
Fork
Steel
Features
Disc brake
Very upright stack and reachvs category
Somewhat upright stack and reachvs category
Very upright stack and reachvs category
Somewhat upright stack and reachvs category

Geometry

XS
S
M
L
Stack
548.3mm
557.8mm
584mm
595.8mm
Reach
342.8mm
360mm
361.2mm
377.8mm
Stack to Reach Ratio
1.6:1
1.55:1
1.62:1
1.58:1
Seat Tube Length, C-T
425mm
495mm
535mm
575mm
Seat Tube Length, C-C
390mm
460mm
500mm
540mm
Top Tube Length, Effective/Horizontal HT Top
50mm
52mm
540mm
56mm
Top Tube Slope
17.9deg
9.9deg
7.6deg
5.3deg
Head Tube Angle
72deg
72deg
72deg
72deg
Seat Tube Angle
74deg
74deg
73deg
73deg
Head Tube Length
130mm
140mm
160mm
180mm
Bottom Bracket Drop
58mm
58mm
58mm
58mm
Bottom Bracket Height
287.3mm
287.3mm
287.3mm
287.3mm
Chainstay Length
440mm
440mm
440mm
440mm
Chainstay Length Horizontal
436.2mm
436.2mm
436.2mm
436.2mm
Front-Center
557.6mm
577.8mm
587.5mm
607.8mm
Front-Center Horizontal
554.6mm
574.9mm
584.6mm
605.1mm
Wheelbase
990.8mm
1011.1mm
1020.8mm
1041.3mm
Fork Offset/Rake
50mm
50mm
50mm
50mm
Fork Length (Axle-To-Crown)
385mm
385mm
392.5mm
385mm
Trail
59.6mm
mid/​neutral
59.6mm
mid/​neutral
59.6mm
mid/​neutral
59.6mm
mid/​neutral
Mechanical Trail
56.7mm
56.7mm
56.7mm
56.7mm
Wheel Flop
17.5mm
17.5mm
17.5mm
17.5mm
Tire to Pedal Spindle
42.3mm
170 mm cranks
62.5mm
170 mm cranks
72.2mm
170 mm cranks
92.5mm
170 mm cranks
Pedal Spindle to Ground Clearance
117.3mm
170 mm cranks
117.3mm
170 mm cranks
117.3mm
170 mm cranks
117.3mm
170 mm cranks

Base Build

XS
S
M
L
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
2.1in
2.1in
2.1in
2.1in
Tire Width Max
2.5in
2.5in
2.5in
2.5in
Tire Outer Diameter
690.7mm
690.7mm
690.7mm
690.7mm
Bike Length with Tires
1681.5mm
1701.8mm
1711.5mm
1732mm

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:instagram.com/blocks.abc