特点：
1、反力低，吸能量高。
2、结构合理，使用寿命长。
3、安装牢固，更换方便。
1、反力低，吸能量高。
2、结构合理，使用寿命长。
3、安装牢固，更换方便。
Feature
1.High energy absorption and low reaction force.
2.Reasonable Structure and long useful life.
3.It can be installed firmly and replaced easily
1.High energy absorption and low reaction force.
2.Reasonable Structure and long useful life.
3.It can be installed firmly and replaced easily
