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Grunge 20"

Grunge 20"

Built to Shred, Sized to Fit! GT’s 20” kids’ bike is crafted with the same care and performance focus as their adult models. Featuring a lightweight LegitFit alloy frame and low-slung geometry for easy handling, it’s made for fun, safety, and skill-building. With durable 1-piece cranks, grippy all-terrain tires, and even a front number plate, this bike looks fast and rides even faster.

Recommended Rider Height: 4' 0" - 4' 5"

Frameset

Frame:20" GT LegitFit Design, Alloy
Fork:GT Hi-Ten Steel, 1" Threaded Steerer

Wheels

Front Tire:GT 20 x 1.95"
Rear Tire:GT 20 x 1.95"

Drivetrain

Crank:Forged One-Piece Type, 127mm, 32T
Rear Cogs:16T Coaster
Chain:KMC S1, 1/2x1/8"
Pedals:Jr. BMX Design, Resin

Cockpit

Headset:1" Threaded, Steel
Seatpost:Alloy
Saddle:GT 1-piece

Brakes

Brakes:Rear Coaster & Rear Alloy V-Brake
Brake Levers:Alloy V-type
Select Color
From $60.00

Original: $199.99

-70%
Grunge 20"

$199.99

$60.00

Product Information

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Description

Built to Shred, Sized to Fit! GT’s 20” kids’ bike is crafted with the same care and performance focus as their adult models. Featuring a lightweight LegitFit alloy frame and low-slung geometry for easy handling, it’s made for fun, safety, and skill-building. With durable 1-piece cranks, grippy all-terrain tires, and even a front number plate, this bike looks fast and rides even faster.

Recommended Rider Height: 4' 0" - 4' 5"

Frameset

Frame:20" GT LegitFit Design, Alloy
Fork:GT Hi-Ten Steel, 1" Threaded Steerer

Wheels

Front Tire:GT 20 x 1.95"
Rear Tire:GT 20 x 1.95"

Drivetrain

Crank:Forged One-Piece Type, 127mm, 32T
Rear Cogs:16T Coaster
Chain:KMC S1, 1/2x1/8"
Pedals:Jr. BMX Design, Resin

Cockpit

Headset:1" Threaded, Steel
Seatpost:Alloy
Saddle:GT 1-piece

Brakes

Brakes:Rear Coaster & Rear Alloy V-Brake
Brake Levers:Alloy V-type