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2021 Haro

Annex Expert

A 20″ aluminum frame bmx bike with promax rim brakes.
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Manufacturer Price

$499
Weight16.9 lbs  
FrameAluminum
SuspensionRigid
ForkSteel
Wheels20″ Aluminum
DrivetrainSingle-speed
BrakesPromax Rim
Where to Buy
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

6 mph

Annex Expert

Highest gear

(descending)

Sizing
20"

3'11" +

🐐 Estimated

Rider Fit Notes

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Geometry
Specs
Build
Frame

6061 Series Alloy Frame w/ 3D Dropouts w/ Built In Chain Tensioners

ColorsBlack; Matte Green

Fork

Full Cr-Mo 1" Threadless

Bottom Bracket

Sealed Bearing Euro Square Taper

Headset

Threadless Loose Ball, 1"

Stem

Forged Alloy Top-Load, 45mm Ext.

Handlebar

Alloy Bar, 6.5" Rise

Saddle

Unibody

Seatpost

Alloy, 22.2mm

TypeRigid

Pedals

Mini DX Alloy, 9/16"

Grips

Mini Micro-Knurl Grips

Groupset
Crank

3-pc Alloy Race, 170mm, 36t Alloy Sprocket

Cassette

36t Alloy

Chain

KMC 410

Brakes

Promax MV-87 Alloy V-Brake

TypePromax Rim

Brake Levers

Promax XL-378 Alloy Lever

Wheels
Rims

20" Alloy 28h, Double Wall

Front Hub

Front: Alloy 28h, Loose Ball Rear: Alloy Flip-Flop 28h, Loose Ball

Rear Hub

Front: Alloy 28h, Loose Ball Rear: Alloy Flip-Flop 28h, Loose Ball

Tires

Kenda "Kompact" 20 x 1 3/8"

Rider Notes
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First added September 25

Last updated October 24

Not listed for 1,313 days