"No Hex Key?:" ! Q5 E' r V" Y' _# U( G4 H, ? U) C9 `" O/ s. l' }! E2 n. |; y
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. ; g1 G; x- \$ A ^/ d! N6 i