?1/4" Diameter?: The INCREWAY Heavy Duty Wire Lock Pins measure 2" (55mm) in length with a 1/4" (6mm) diameter, featuring a usable length of 1.58" (40mm). These pins are designed for quick-release applications across a variety of scenarios, ensuring efficiency and convenience. ?Carbon Steel Material?: Crafted from premium carbon steel, these lock pins are robust and durable, resistant to deformation even under heavy use. The black paint finish provides additional protection against rust and corrosion, making them ideal for outdoor applications. ?Self-Locking Design?: Each lynch pin is equipped with a self-locking ring, ensuring structural integrity and ease of use. The spring locking mechanism guarantees that the pins will remain securely in place during operation, preventing any accidental loosening. ?Extensive Scenes?: These versatile lock pins are perfect for a wide range of applications, including table saws, lawn care equipment, gardening tools, farming machinery, trucks, boats, trailers, and various locking needs. Product Description High-quality Safety Coupler Pin The INCREWAY Heavy Duty Wire Lock Pins are essential towing and locking accessories that enhance safety and convenience in your daily tasks. These pins are engineered for reliable performance, ensuring that your equipment stays securely connected during operation. Ideal for outdoor use, the anti-corrosion properties of the high-quality carbon steel construction make these pins perfect for long-term applications. Their secure hold ensures that trailer coupler latches remain engaged with the trailer ball, providing the strength needed for various tasks. With a multipurpose design, these lock pins are suitable for a wide array of uses, including gardening, farming, and transportation, allowing you to explore numerous applications.