2025 CHIRU Nanulak 29er L

Build

700C/29 in × 76 mm

Insights

Average stack and reach vs trend of rigid mtb bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
635mm
Reach
452mm
Stack to Reach Ratio
1.4:1
Seat Tube Length, C-C
530mm
Top Tube Length, Effective/Horizontal HT Top
640mm
Head Tube Angle
68.5deg
Seat Tube Angle
73.5deg
Head Tube Length
135mm
Bottom Bracket Drop
75mm
Bottom Bracket Height
312mm
Chainstay Length Horizontal
590mm
Front-Center
724.9mm
Front-Center Horizontal
721mm
Wheelbase
1311mm
Fork Offset/Rake
50mm
Fork Length (Axle-To-Crown)
485mm
Trail
98.7mm
very high
Mechanical Trail
91.8mm
Wheel Flop
33.7mm
Tire to Pedal Spindle Distance
With 170 mm cranks
167.9mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
142mm

29er Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
76mm
Tire Outer Diameter
774mm
Bike Length with Tires
2085mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Flat Bar
Frame Material
Titanium
Fork Material
Carbon/Composite
Brake Type
Disc

Published Sizing Recommendations

Height
184 cm
to
195 cm
PBH
83 cm
to
93 cm
Source:https://www.chirubikes.com/en/kit-cadre/nanulak/