Feature:Made of good quality spring steel and carbon steel, zinc plated to resist rust and corrosion for farm, lawn and garden, trailer hitch receivers, and other applications to secure attachments and PTO accessories It is convenient and easy to use ,secure your coupler latches, jack legs, hooks ,gear ,trailer loads etcSpecifications:Pins diameter: 8mm/0.31inchPins length : 90mm/3.51inchCoil inner length :78mm/3.04inchCoil diameter：2.2mm/0.09inchMaterial: carbon steelFinished: Zinc PlatedPackage includes: 1Pcs x Linch Pin with Ring.
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