Innova 20x4.5 Fat Tire - Tube-Type

Innova 20x4.5 fat tire for e-bikes and fat bicycles — wide flat-profile casing with large rectangular center block tread in a 2-column layout with sipe cuts, diamond-pattern knurled shoulder lugs with fine side sipes, smooth black sidewall with molded size marking, and wire bead.

Tube-type (TT) construction; requires a compatible 20x4.0–4.5" inner tube. 30 PSI max. 40 TPI casing. SKU: 154-420.

Key Features:

• Wide 4.5" fat tire profile — superior grip and stability on pavement, gravel, sand and concrete.
• Large rectangular center block tread (2-column layout) with sipe cuts for wet-surface traction
• Diamond-pattern knurled shoulder lugs with fine side sipes for cornering grip
• 40 TPI casing — balanced flexibility and puncture resistance for everyday riding
• Tube-type (TT) — pair with a compatible 20x4.0–4.5" inner tube
• 30 PSI maximum pressure | Wire bead | SKU: 154-420

Specifications:

• Brand: Innova
• SKU: 154-420
• Size: 20x4.5
• Type: Tube-Type (TT)
• Max pressure: 30 PSI
• TPI: 40
• Bead: Wire
• Weight: 5.8 lbs
• Made in Taiwan

Compatibility:

Fits 20" fat bike and e-bike wheels with a rim width appropriate for a 4.5" tire (typically 65–80mm internal rim width). Compatible with most 20" fat tire e-bikes, folding fat bikes, and fat BMX-style bikes that accept a 20x4.0–4.5" tire. Verify rim width compatibility before ordering.