Here is used a very durable material. 

Made in China quality CR Rubber, Bone material iis Nylon PA66
The long experience in the field of Air suspension, led to the highest quality. 
Thousands of satisfied customers confirm the superior quality of this product.

New O-rings and air connection are included. 

Can be installed in the following vehicles: 

Mercedes-Benz E-Class W212 Chassis (2010-2015)

Original spare part number:

A2123200725

A2123204325

A2123203925

A2123202125

A2123203725

2123200725

2123204325

2123203925

2123202125

2123203725

Our advantage:
-OEM quality
-Factory price

-Personal advice
-We have a 1 years warranty without mileage limits
-Worldwide express delivery is our standard