Medium Duty Weldable Steel Barrel Hinge
This is a pack of 8 Hinges. free shipping
We carry Heavy Duty and Extreme Duty Hinges in our eBay store as well. 

Specifications:
  1. 600 lbs rating each hinge 
  2. Overall width 3" 
  3. 1" inch Major Outside Diameter
  4. Pin Diameter .735" (3/4")
  5. Material= Steel
  6. Made in the USA