100% brand new and durable 
Made of high quality material. 
CNC machined aluminum
High Wear-resistant High Crush-resistant 
Fit RC 1/10 12mm Hex 1.9 inch On-Road Drift Racing

Material: Aluminum
Outer Diameter: 52mm/2.05in
Inner Diameter: 45mm/1.77in
Thickness: 26mm/1.02in
Hex Diameter: 12mm / 0.47in
Hex Inner Diameter: 4mm/0.16in
Offset:3mm/0.19in
Content: 4Pcs 
(What you choose in the Color what you get)

Note:The size may have 1-2mm differs due to manual measurement.