Garage Door Extension Springs Uxcell Extension Spring - 560 OD , 560 Free Length Spring Steel Uxcell Compression Spring There are 2 pieces in a Set, better meet the needs of RC enthusiasts. Perfect upgrade Parts for 1 Tension spring can be used in many occasions, such as production and assembly, experiment, research and development, maintenance,etc. Metal Coil Springs - Ecuador Made of manganese steel material,with highly abrasion resistance,durable to use. Package Content : 2 x Extension Spring Dry to the touch oil finish for added corrosion resistance. Tension spring can be used in many occasions, such as production and assembly, experiment, research and development, maintenance, etc. Extension Spring - 2.5mm Wire Dia, 18mm OD, 100mm Free Length Spring Steel Small Dual Hook Tension Spring. Manufacturer: Sourcingmap. Dry to the touch oil...