"No Hex Key?:" & w3 K U/ q2 B) k- j3 D# r2 y/ \: O + E( h `+ p$ ^7 w! K1/2 3/8 1/4 inch rod couplings can be used in a pinch if you need a hex key or allen wrench. insert rod coupling into hex opening in lug set screw and turn with wrench. ; F: G0 u. L% q ~4 u
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