5mm to 12mm wheel hex adapter

Using this coupler allows 5mm wheel axle to use 12mm tires, providing a lot of space for modification
Suitable for: WPL D12 C14 C24 B14 B16 B36 MN D90 D91 RC Car
Material: metal
color: black

Package Contents:
4 x Wheel Hub Hex Adapter
8 x Machine screw
1 x Spanner