"No Hex Key?:". q! R! y" V& E( B0 B/ X; R. `$ |9 H
. S4 L, |0 N9 W" w% f1/2 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. 1 K" `: y. B+ C4 v
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