Dubro pair of wheels have black impact-absorbing foam construction pre-mounted. Gray plastic eight spoke rims. Five Rib tread design.
Requires: Wheel collars to hold them on the axle. May require reaming out the hole to mount on larger axle.
Outer Diameter: 63.5mm (2-1/2")
Axle Diameter: 4.4mm (.175")
Overall Width: 20mm (.788")
Weight: 9.65 grams each