These are custom USA galvanized u bolts manufactured domestically using US melt steel. Our customer ordered this 1/2 X 5-1/4" together with 5 other size variations. Rush lead time was approximately 8-10 business days due to the galvanizing process. This specific version has an inside width of 3-5/8", 1/2-13 thread of approximately 1-1/2 inches on each leg, and inside length of 5-1/4". Material certs and a C of C was provided with the parts per our customer's requirements.
