"No Hex Key?:" / Q/ p0 u% T* p# K4 ?3 C" H( S8 ]; T3 G2 f: W
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. , T2 N- w- Y( J3 ]" j. d, G( S8 k
, t' g1 w `9 K