The strain relief bracket for the coaxial cable is a very nice touch - it should keep the cable from shifting in the entry hole and thus help the seal to survive, as well as preventing problems with the cable being damaged by bending at the hole.
1979 Boler B1700RGH, pulled by 2004 Toyota Sienna LE 2WD
Information is good. Lack of information is not so good, but misinformation is much worse. Check facts, and apply common sense liberally.
STATUS: No longer active in forum.