Our products with low height is suit for working in narrowness; Short stroke can block up times and times
1)The Stopping ring in the product protect cylinder when the stroke get to top, absorb heaviness in the side.

2)Principlal axis in the product avoid axis break when it is overloading

3)The Spring in the product provide the capability of quick flexing

4)The Brass ring in the product use high quality of brass to joint, to protect the status of overloading and absorb heaviness in the side

5)The Cylinder wall and principal can avoid eroding and less friction by chrome plate.