"No Hex Key?:" , A4 ~9 V' A, D+ M$ Y/ ]& Z2 A2 \7 z5 N1 A: k
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. " p1 t) Q- B1 B1 C% U ) Z, p/ }1 U" \! v2 u