"No Hex Key?:" " P' ?) U7 {0 V$ U) z* a: O$ M, l, \7 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. 3 ]8 H( s, `3 i; z* W4 Y9 x0 T
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