EIA 3”1/8 – EIA 3”1/8 panel mount
EIA 4″1/8 – EIA 3″1/8
EIA 4″1/2 – EIA 3″1/8
EIA 6″1/8 – EIA 3″1/8
EIA 3”1/8 Ŀ EIA 3”1/8
conical – low ross
