Tractor Linch Pins We offer a variety of precision engineered Linch pins in well-defined standards as well as customized sizes as per the specifications of our clients. Our quick release pins are available in types like PTO pins, R-pins (single loop and double loop), split pins, square head, safety lock pins, shaft locking pins, special type pins and many others. This locking pin for hitch possesses the following qualities: Made from high-grade steel, Reasonable prices, Durable, Available in different sizes. Our lynch pins have over the center ring loop design that can be attached to the head snaps down hard to hold the fastener in place. Resistant to corrosion, these pins are made from zinc plated carbon steel and yellow chromate dipped. We also specialize in manufacturing heavy lynch rings for extreme applications. Linch Pins Spine A Scatto Our lynch pins have over the center ring loop design that can be attached to the head snaps down hard to hold the fastener in place. Resistant to corrosion, these pins are made from zinc plated carbon steel and yellow chromate dipped. We also specialize in manufacturing heavy lynch rings for extreme applications.