5X 31MM Rubber Wheel For RC Airplane And DIY Robot Tires
Description:
Item Name: rubber wheel
Diameter: 31mm
Material: EVA + rubber,rubber, wear resistance, light weight, high quality.
Specifications:
diameter: 31.75 MM, thick 9MM, inner hole: 2.1 MM, weighs about 2.0 grams
Package Included:
5 x 31MM rubber wheel