Heavy-duty spring-loaded pull pins allow for quick height adjustment and secure hook-ups on a fifth-wheel trailer. Quicker and easier than standard hair pin Bright, zinc-plated finish 3/8" diameter pin fits 7/16" hole One-time installation Bolt-on installation; no welding require Comes in pack of two SKU: 308287 Brand: Lippert Product Color: Silver Hardware Type: Pin Hardware Finish: Zinc Plated UPC: 848150007827 Quantity In Package: 2 Warranty Term: 1 Year Country of Origin: CHN Reference Vendor/Manufacturer Name: Lippert Standard landing gear pull pins are a pain. Simply pull the Quick Release Pull Pin and let the inside leg drop to the ground. When jacks are raise or lowered, the pin will automatically snap itself into place. No more messing with those cumbersome lynch pins. Simply pull and release. Features Makes operating landing gear legs less cumbersome Quicker and easier than standard hair pin One-time installation/permanently attached Works with all type of jacks