ADJUSTABLE SNUBBER,ADJUSTABLE DAMPNER
The level of damping is by the adjustment of a needle valve that, restricts the flow, - more info check here: http://www.buymeasuringtools.com/ADJUSTABLE-SNUBBER-ADJUSTABLE-DAMPNER-10287514/
Quick Brief
Place of Origin: Zhejiang China (Mainland)
Brand Name: HI-TEK