20x4.0 tire air fork main
20x4.0 Tire Air Fork 135mm Travel Adjustable for SnowSand including size
20x4.0 Tire Air Fork including detail
20x4.0 Tire Air Fork 135mm Travel Adjustable for SnowSand including side
20x4.0 Tire Air Fork 135mm Travel Adjustable for SnowSand including details
20x4.0 Tire Air Fork including side
20x4.0 tire air fork main
20x4.0 Tire Air Fork 135mm Travel Adjustable for SnowSand including size
20x4.0 Tire Air Fork including detail
20x4.0 Tire Air Fork 135mm Travel Adjustable for SnowSand including side
20x4.0 Tire Air Fork 135mm Travel Adjustable for SnowSand including details
20x4.0 Tire Air Fork including side
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20×4.0″ Tire Air Fork 135mm Travel Adjustable for Snow/Sand|CATAZER

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$93.94

SKU: XIA-FOR-013-FAT FORK 4.0-135MM Brand:
  • Made of Magnesium Alloy material.
  • Lightweight around 4.12lb (1870 g).
  • Travel 100mm,Spread 135mm.
  • Apply to The Snow Bike 20inch 4.0 Tire.
  • Air to adjust the Forks hardness and softness.
  • Air Fork available for the terrible terrain.
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Description

Product Overview

This 20×4.0″ tire air fork is designed specifically for fat bikes with 4.0″ tires. Featuring 100mm of adjustable travel (expands to 135mm), it lets you tune the firmness for snow, sand, or rough terrain. The lightweight magnesium alloy construction weighs only about 4.12 lbs (1870g), offering excellent corrosion and rust resistance while maintaining strength. Disc brake mount and 9×135mm QR axle ensure compatibility with most 20″ fat bike frames.

Specifications

Wheel Size: 20 inches (for 4.0″ fat tires)
Travel: 100mm (adjustable air suspension)
Expanded Length: 135mm
Material: Magnesium alloy (ultra‑light, corrosion & rust resistant)
Weight: Approx. 4.12 lbs (1870 g)
Use Case: Snow, beach sand

Includes

1 × 20″ Beach Bike Fork

Why Choose the Product?

20×4.0″ tire air fork Made from lightweight magnesium alloy, it resists corrosion and rust – ideal for wet winter conditions. Whether you’re plowing through fresh snow, cruising on beach sand, or descending a rough trail, it keeps your ride smooth and controlled.

Additional information

Weight 2.5 kg
Dimensions 72 × 16 × 6 cm
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Description

Product Overview

This 20×4.0″ tire air fork is designed specifically for fat bikes with 4.0″ tires. Featuring 100mm of adjustable travel (expands to 135mm), it lets you tune the firmness for snow, sand, or rough terrain. The lightweight magnesium alloy construction weighs only about 4.12 lbs (1870g), offering excellent corrosion and rust resistance while maintaining strength. Disc brake mount and 9×135mm QR axle ensure compatibility with most 20″ fat bike frames.

Specifications

Wheel Size: 20 inches (for 4.0″ fat tires)
Travel: 100mm (adjustable air suspension)
Expanded Length: 135mm
Material: Magnesium alloy (ultra‑light, corrosion & rust resistant)
Weight: Approx. 4.12 lbs (1870 g)
Use Case: Snow, beach sand

Includes

1 × 20″ Beach Bike Fork

Why Choose the Product?

20×4.0″ tire air fork Made from lightweight magnesium alloy, it resists corrosion and rust – ideal for wet winter conditions. Whether you’re plowing through fresh snow, cruising on beach sand, or descending a rough trail, it keeps your ride smooth and controlled.
Leave your review
Rating
Publish review

Related Products