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Features:

1. Reliable structure the same as the shock absorber used in suspension system which can provide long time service;  

2. All weather fluid which contains special modifiers to reduce friction and ensure smooth rod reaction;

3. Special seal designed to retain gas without excessive wear or friction;

4. Muti-layer electroplated cracked and hardened chrome piston rod for long service life.

5. A plenty of structures designed in this series, such as shock absorber with big spring, airbag, and nitrogen gas, etc.