"No Hex Key?:" % ?1 i8 r6 R7 g5 {+ R9 L# ?% ]. n+ W" h- d
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 y3 C+ k% r1 H' U4 c ! x* w' v8 R/ b z* {