... ,high quality 3,reasonable price 1,This lockable gas spring has a high quality.When it’s rigid when ... ,not bounce up and down.2,Body: powder coated steel or electroplate coated steel. Piston rod: hard chrome plated. Endf ittings ... paint is passed ROHS test; 4,When the gas spring is up and down, it's soomth opration without noise ... : We can accept your appionted forwarder. Lockable gas spring for machine