"No Hex Key?:" # b( d3 b4 G+ Y! Y' N; k* D, o, _& A1 p# N; \9 {5 Q; ^
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. 1 ]! }" E0 M A. A; }3 S1 Q$ n ( }3 ~ A; p$ a4 @" U! B/ M( L