Mongoose Argus Comp 26

2025 MountainFat bike Manufacturer page

Last known price: $1,199

Prices shown first for United States
Suspension: Rigid
Wheels: 26″
Drivetrain: 1 × 11 30t
Frame: Aluminum
Brakes: Hydraulic disc

Sizes

Size guide

The manufacturer did not publish rider heights for these sizes.

Components

16 of 20 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part

Frame

Tectonic T2, aluminum, 26" fat bike geometry, internal cable routing, 12 mm x 197 mm thru axle, replaceable hanger, tapered headtube Not identified

Suspension

1 part

Fork

Aluminum rigid fork, 26", aluminum steerer, 150 mm, thru axle Not identified

Drivetrain

5 parts

Bottom bracket
- FSA
BB-7100
Chain
- KMC X11 11 speeds
Crankset
- FSA Comet 30t
Rear derailleur
- Shimano Deore RD-M5100 11 speeds
RD-M5100
Shifters
- Shimano SLX SL-M7000
SL-M7000

Brakes

1 part

Brakes
- Shimano
BR-400BR-402

Wheels and tires

5 parts

Front hub
- Xposure
Rear hub
- Xposure
Rims
- Mongoose
Spokes

14G, stainless steel Not identified
Tires
- Kenda Juggernaut

Cockpit and contact points

7 parts

Grips
- Xposure
Handlebar
- Xposure
Headset

Threadless, ZS44/ZS56, retainer bearing Not identified
Pedals
- Mongoose
Saddle
- Mongoose
Seatpost
- Xposure
Stem
- Xposure

Sizes and geometry

2 sizes Open in the geometry plotter

Complete rider-height ranges are not published for these sizes. You can still explore the geometry below.

Size MD

Table

Reach 403mm

Stack 652mm

Wheelbase 1129mm

Head angle 70.0°

Seat angle 73.0°

Every size is drawn to the same scale, in millimeters. Explanatory schematic on an assumed 26″ wheel; exact published values are in the table below.

Size Reach Stack

Complete manufacturer geometry table 2 published sizes

Complete manufacturer geometry by size
Measurement
Frame
Reachmm	402.5	414.8
Stackmm	652.4	671.2
Top tube lengthmm	602	620
Seat tube lengthmm	432	483
Head tube lengthmm	135	155
Head tube angle	70°	70°
Seat tube angle	73°	73°
Chainstay lengthmm	460	460
Wheelbasemm	1128.5	1147.6
Front centermm	675	694
Bottom bracket dropmm	60	60
Bottom bracket heightmm	283	283
Standover heightmm	803	843
Fork rakemm	51	51
Trailmm	71	71
Stack/reach ratio	1.62	1.62
Suspension and parts
Handlebar widthmm	785	785
Stem lengthmm	80	80

Not published by the manufacturer: Front travel, Rear travel, Crank length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Aluminum
Fork material: Aluminum

Suspension

Suspension configuration: Rigid

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 30
Largest chainring: 30
Rear sprockets: 11

Wheels and brakes

Wheel configuration: Same size
Brake type: Hydraulic disc

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Additional specifications

Tire width: 4.8″
Travel: Front: Additional specification: Not available: Yes
Wheel material: Aluminum
Wheel size: 26″

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2025 builds
Specification	This bicycle Mongoose Argus Comp 26	Mongoose Argus Comp 26in	Mongoose Argus Sport 26	Mongoose Argus Sport 26in	Mongoose Argus ST 20	Mongoose Argus ST 20in
Frame
Frame material	Aluminum	Aluminum	Aluminum	Aluminum	Steel	Steel
Fork material	Aluminum	Aluminum	Aluminum	Aluminum	Steel	Steel
Drivetrain
Smallest chainring	30	30	28	28	36	36
Largest chainring	30	30	28	28	36	36
Rear sprockets	11	11	Not informed	Not informed	7	7
Brakes
Brake type	Hydraulic disc	Hydraulic disc	Hydraulic disc	Hydraulic disc	Mechanical disc	Mechanical disc
Other specifications
Tire width	4.8″	4.8″	4.8″	4.8″	4″	4″
Travel	Configuration: RigidFront: Additional specification: Not available: Yes	Configuration: RigidFront: Additional specification: Not available: Yes	Configuration: Rigid	Configuration: Rigid	Configuration: Rigid	Configuration: Rigid
Wheel size	26″	26″	26″	26″	20″	20″