
The Story
Time to get serious with the 20x4.0"The Big Boat is a tyre for Lithium e-bikes that can meet the need of city commute. Tread pattern designed to have great traction in wet weather and slippery surfaces.Β
The 1PCO structure together with Defender MIX anti-puncture make the tyre strong and thorn-proof. CSTβs best-performing E-Cargo tyre under load, the Big Boat is designed to meet all the demands of modern E-Cargo bikes and their logistical requirements.Β
Note: When purchasing tubes and tyres, we recommend to match your tyre and tube brand to ensure best fitment.
Features:
- Size: 20x4.0" (90/100-16)
- 1 Tyre Included
- Tubes, Rims etc Sold Separately
- Standard 60TPI or Puncture Resistant 30TPI Casing

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Time to get serious with the 20x4.0"The Big Boat is a tyre for Lithium e-bikes that can meet the need of city commute. Tread pattern designed to have great traction in wet weather and slippery surfaces.Β
The 1PCO structure together with Defender MIX anti-puncture make the tyre strong and thorn-proof. CSTβs best-performing E-Cargo tyre under load, the Big Boat is designed to meet all the demands of modern E-Cargo bikes and their logistical requirements.Β
Note: When purchasing tubes and tyres, we recommend to match your tyre and tube brand to ensure best fitment.
Features:
- Size: 20x4.0" (90/100-16)
- 1 Tyre Included
- Tubes, Rims etc Sold Separately
- Standard 60TPI or Puncture Resistant 30TPI Casing















