This is a Set of Two Dubro Mini Lite 1" Diameter Wheels.
MW Series foam wheels, Scale looking and perfect for Park Flyers
Foam pre-mounted onto gray Plastic Wheels
.047 Axle Diameter and Can be Drilled out to a larger Diameter.
Super Lightweight at .90g per each wheel
Tire Diameter: 1" (25mm) Tire Width: .28" (7mm)
Two Mini Lite 1" Wheels
– If you need more information, use these Dubro resources –