This is a Pivot Pin for the Swing L-Arm on a Wheel Lift Assembly. It is from
Miller Industries.
Pivot Pin for Swing L-Arm on Wheel Lift Assembly
Fits: Century Express 300 Series Wrecker (1998 - Current) Century Express 300 Modular Series Wrecker (2007 - Current) Century Midnight Express Wrecker (2000 - Current) Challenger Express 4300 Series Wrecker (1998 - Current) Vulcan Modular 807 Series Wrecker (2007 - Current) Vulcan 810 Intruder Series Wrecker (2000 - Current) Product Dimensions: 4.5"L x 3"W x 2"H Outside Diameter: 1"