"No Hex Key?:" 5 f/ |: z3 p! @0 M- p+ B4 r! O- a* }9 \, a' V
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. - ` i# o) z0 X0 b$ l) K3 F' I; A4 _7 l/ @