53128 Tamiya - F1 Front HBR Medium Sponge (2) OP-128  [53128]

They're soft front side foam tires for the Tamiya F-1 show vehicles.

Features:

• Soft element (high traction)
• Pre-trued
• Prepared for mounting

Includes:

• (2) front side tires
• (4) components of double right back tape for mounting
• Guidelines (for getting reduce old tires and installing brand new)

Specs:

• Outer diameter - 55mm
• internal diameter - 30mm
• Width - 35mm

Optional: recommend tire glue (TRIC3504) instead of double sided tape.