This is the boom pivot pin for a Vulcan 880/890 Series by Miller Industries.
See Brochures for a reference chart and features for related parts.
Related Parts:
Outer Boom (12-0807474) 5/64" Pivot Pin Shim (12-0719519) 1/8" Pivot Pin Shim (12-0719520) Product Dimensions: 27.75"L x 4"W x 2.5"H Outside Diameter: 1.5"