Gel seal closure GSC-12ANT, is equivalent to 3M slim lock closure SLC-716. It is a closure type weatherproofing kit for wireless cell site tower.
The GSC-12ANT closure is with the same fuction as the SLC-716 3M slim lock closure. It is used to seal the panel antenna or RRU device interface. It seal the coax connection between 1/2" RF cable assembly to antenna or RRU through DIN 7/16 connector.
Different from the 3M slim lock SLC-716, the GSC-12ANT closure use a side latch to lock the closure, while 3M use outer shell to lock.
More cell site materials you might interested:
full sizes of gel seal closures
cold shrink tube for cell sites
universal weatherproofing tape