... and buffer in suspending vibrators including small air-conditioner, air conduit, air pipe, and fan. Suspending vibration isolator has a simple structure ... isolator.4)technical datas: 5)Application:small air conditioning unit, fans pipe, air pipe, fans. Spring coil system Workshop systemsBest ... .ycmh.comWe will try our best to serve for you. type XD for 2'' deflection 50mm air spring suspension damper