50.8mm (2") x 18.5mm Treaded Lightweight Polyurethane Wheels for 3mm Axle (2 Pack) from Du-Bro - DUB200TL
After 3 years of research and development, Du-Bro has produced the RC tire for the 21st Century.  These new wheels are lightweight, shock absorbing, fuel resistant and built extremely tough!
Capacity: 10 ounces each.
Features:

Built extremely tough
Lightweight
Shock absorbing
Fuel resistant
2 per package