"No Hex Key?:" 2 l5 a" G0 o# ]- [( o/ W N/ p6 w9 ]4 A# N
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. 6 F+ n6 G2 a& z6 @. O/ C0 m / N" N$ G: B6 B# F