CNC machined aluminum wheel hub anodized. 
Very light weight and versatile design. 
1" wheels have rubber layer sandwiched between light foam to maintain its shape under load. 
Rim Material: Aluminum
Colour: Brushed Silver or Titanium color 
Outer Diameter: 25mm/1"
Rim Diameter: 16mm/0.63"
Width: 8mm/0.31"
Weight: 2g/piece
Including two bushings internal diameter: 2mm, suitable for 2mm wheel axle.
 
Note: The wheels are in stock in US warehouse , you can choose US warehouse shipping.