Extended Compressed Spring Spring Pins, 4mm Wire Diameter X 30mm Out Diameter X 100mm Length,Custom Precision Heavy Duty Large Steel Compression Spring Not Rusty and Durable (Size : 4x32x120mm) : : Industrial & Scientific About this item Out diameter:30-32mm; Length:30-300mm; Wire diameter:4mm; Material Spring Steel Liujia-Copression Springs Precision Heavy Duty Large Steel Copression Heavy Duty Compression Spring Stainless Steel Welded Wire Mesh Super Corrosion Resistance and High... Load Type: CompressionUsage: IndustrialModel Number: compression springsis_customized: YesWire Diameter: 1., 0mmOuter Diameter: 20mmcompression springs wire diameter: 4mmMaterial: Spring SteelOut diameter: 30mmLength: 100mm, Wire diameter:4mm; 4mm Wire Diameter Temporary Fence Welded for Construction Site Perimeter Tension spring can be used in many occasions, such as production and assembly, experiment, research and development, maintenance, etc., .