spring mattress use OEM small tension springs

1,OEM small tension springs/spring mattress 2,Stainless Steel or 3,produce as your require 4,coating with Zn or 5,Max 4mm

All small tension springs/spring mattress produce  as your require

spring roll,spring loaded in,torsion wire spring,slinky spring,gas spring arm,spring plunger,spring hose,diaphragm spring clutch,flat torsion spring

All spring  produce  as your require.rates and compress length,low density,high specific strenth,excellent corrosion resistance,rustless

All kinds of surface treatments are available: polishing, zinc plating, nickel plating, chrome plating, powder coating, 

spring mattress use OEM small tension springs