This kit is used to connect the trailer's springs to the trailer's rear hanger on a single axle trailers. (on a double or a triple axles trailers it is used to connect the spring to the equlizer).
The plates measure 3 3/4 inch overall with a 2 inch spacing between the holes. they can be used with our 9/16 inch x 3 inch shackle bolt kits or any or our 1/2 inch shackle bolt kits  
These hot dipped galvanized shackle plates offer long lasting protection against the harsh salt-water environment of the gulf coast. 
This kit includes 4 hot dipped galvanized shackle plates