"No Hex Key?:" 1 E2 F# j* E3 A7 |9 Y( x" p 6 x8 l4 J ~4 M. v- S1/2 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. 7 T! O; f7 f% k U2 l# M' c0 \
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