20 x 4.0 Foldable Fat Bike Tyres & Inner Tubes Set – 102-406, E-Bike, Snow & Sand

Upgrade your fat bike with this 20 x 4.0 Foldable Fat Bike Tyres and Inner Tubes Set, designed for compatible bicycles using 20 x 4.0 / 102-406 tyres.

The wide 4.0-inch profile provides a large contact area for enhanced stability and confident handling. The block tread pattern is designed to deliver dependable traction across a range of surfaces, including paved roads, gravel, dirt trails, snow and sand.

The tyres feature a foldable bead construction, making them convenient to handle, transport and store. A reinforced casing provides a durable structure suitable for regular commuting, recreational riding and off-road use.

This complete replacement set includes two tyres and two AV32 mm Schrader valve inner tubes, allowing both wheels to be refreshed at the same time.

Suitable for compatible fat bikes, electric fat bikes and other wide-tyre bicycles, this set is a practical choice for riders looking for a complete tyre and tube replacement solution.

Key Features

• Complete Replacement Set: Includes 2 × 20 x 4.0 foldable fat bike tyres and 2 × AV32 mm Schrader valve inner tubes for convenient front and rear replacement.
• Wide 20 x 4.0 Profile: Designed for compatible 20 x 4.0 / 102-406 fat bike wheels, including suitable electric fat bikes.
• Multi-Surface Traction: Block tread pattern provides reliable grip and stability on pavement, gravel, dirt trails, snow and sand.
• Foldable Construction: Flexible folding bead makes the tyres easier to store and transport while maintaining dependable performance.
• Heavy-Duty Design: Reinforced casing is designed for regular use and provides durability for recreational, commuting and off-road riding.
• Schrader Valve Tubes: Supplied with AV32 mm valve inner tubes for compatible wheel and rim configurations.
• Recommended Pressure: Up to 20 PSI / 140 kPa / 1.4 bar, subject to the pressure limits marked on the tyre and compatible rim.
  

  Specification	Details
  Product Type	Fat Bike Tyre & Inner Tube Set
  Quantity	2 Tyres + 2 Inner Tubes
  Tyre Size	20 x 4.0"
  ETRTO	102-406
  Wheel Size	20"
  Tyre Width	4.0"
  Tyre Construction	Foldable
  Tread Type	Block Tread
  Valve Type	Schrader
  Valve Length	32 mm
  Recommended Pressure	20 PSI / 140 kPa / 1.4 bar
  Suitable Bikes	Fat Bikes, Electric Fat Bikes, Compatible Wide-Tyre Bicycles
  Recommended Terrain	Pavement, Gravel, Dirt, Snow & Sand
  Colour	Black

  What's Included

  • 2 × 20 x 4.0 Foldable Fat Bike Tyres
  • 2 × AV32 mm Schrader Valve Inner Tubes

  Compatibility

  Suitable for bicycles designed for 20 x 4.0 / 102-406 tyres.

  Please check your existing tyre size, rim compatibility and valve requirements before ordering. Always follow the maximum pressure indicated on the tyre sidewall and compatible rim.