2021 Boskey Archer Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Steel
Fork
Steel
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
535mm
559mm
581mm
621mm
Reach
370mm
375mm
380mm
395mm
Stack to Reach Ratio
1.45:1
1.49:1
1.53:1
1.57:1
Seat Tube Length, C-T
450mm
490mm
530mm
560mm
Top Tube Length, Actual C-C
520mm
540mm
552mm
585mm
Top Tube Slope
11.7deg
9.8deg
7.8deg
8.7deg
Head Tube Angle
70deg
70.5deg
71.5deg
72deg
Seat Tube Angle
74.5deg
73.5deg
73.5deg
73deg
Head Tube Length
110mm
120mm
150mm
190mm
Bottom Bracket Drop
68mm
68mm
68mm
68mm
Bottom Bracket Height
278mm
278mm
278mm
278mm
Chainstay Length
425mm
425mm
425mm
425mm
Chainstay Length Horizontal
419.5mm
419.5mm
419.5mm
419.5mm
Front-Center
589.4mm
596.4mm
604.3mm
622.2mm
Front-Center Horizontal
585.5mm
592.5mm
600.5mm
618.5mm
Wheelbase
1005mm
1012mm
1020mm
1038mm
Fork Offset/Rake
45mm
45mm
45mm
45mm
Trail
78.1mm
high
74.8mm
high
68.3mm
high
65.1mm
high
Mechanical Trail
73.3mm
70.5mm
64.8mm
61.9mm
Wheel Flop
25.1mm
23.5mm
20.6mm
19.1mm
Standover Height
730mm
760mm
790mm
830mm
Tire to Pedal Spindle
73.4mm
170 mm cranks
80.4mm
170 mm cranks
88.3mm
170 mm cranks
106.2mm
170 mm cranks
Pedal Spindle to Ground Clearance
108mm
170 mm cranks
108mm
170 mm cranks
108mm
170 mm cranks
108mm
170 mm cranks

Base Build

S
M
L
XL
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
Tire Width
35mm
35mm
35mm
35mm
Tire Width Max
38mm
38mm
38mm
38mm
Tire Outer Diameter
692mm
692mm
692mm
692mm
Bike Length with Tires
1697mm
1704mm
1712mm
1730mm

Published Sizing Recommendations

Height
158 cm
to
169 cm
170 cm
to
178 cm
179 cm
to
183 cm
184 cm
to
190 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://boskeycycle.com/gravel