These are 1-3/4" Super Lite Wheels from Dubro.|
Black impact absorbing foam construction pre-mounted.
Gray plastic eight spoke rims.
Seven rib tread design.
Two 1-3/4" Super Lite Pre-mounted Wheels
Wheel collars to hold them on the axle.
May require reaming out the hole to mount on larger axle.
Diameter: 44.4mm (1.750")
Axle Diameter: 3.5mm (.141")
Width: 17mm (.671")
Weight: 4.41 grams each wheel