"No Hex Key?:" : m G# C4 p0 [' A" E. T+ b& n. _7 I9 X' b8 {2 {( V- x
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. 0 R: S& L* S3 q. f; Z& z
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