U-Bolt

"U" shaped 180 degree bend, typically with threading on both ends.

0640200.500001

1/4-20 x 1/2 IN #137 PLT U BOLT

0640200.750001

1/4-20 x 3/4 IN #137 PLT U BOLT

0640201.000001

1/4-20 x 1 IN #137 PLT U BOLT