... Bus Seats 1.Damper effection 2.Maintenance-free 3. Silence moving 4.Min 50,000 cycles assu Locking Gas Spring for Bus ... -20003. Usage:auto seats, hospital beds, coach seat back4. Features:1) Nitrogen filled inside 2) Material: Seamless steel3) Color: silver, ... installation6) Competitive price, high-quality, fast delivery, good service5. Packing:1) As standard, 1piece in a plastic bag, then 50pcs in ...