"No Hex Key?:" / W. R) y. w4 Q* L( @: I7 g( ~5 V) M" _9 M
1/2 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. & c) i, e0 o9 u 0 `. g' `' r. ~9 X" |& N