NO. 657-3-A BRONZE POINT SUPPORT ATTACHMENT FOR 3/8" COPPER AIR TERMINALS WITH 3/8" X 8" STUD. INCLUDES 2 STAINLESS STEEL NUTS AND WASHERS. 
NO. 657-4-AS ABOVE FOR 1/2" COPPER AIR TERMINALS. 
NO. A645-4-AS ABOVE FOR 1/2" ALUMINUM AIR TERMINALS (1/2" DIAMETER THREADED ROD). 
NO. 657-5-AS ABOVE FOR 5/8" ALUMINUM AIR TERMINALS (1/2" DIAMETER THREADED ROD). 
NO. A657-5-AS ABOVE FOR 5/8" ALUMINUM AIR TERMINALS (1/2" DIAMETER THREADED ROD). 

THESE SUPPORTS ARE ALSO USED AS "THRU-BOLT" TYPE SUPPORTS AT WOOD POLE MAST TYPE LIGHTNING PROTECTION SYSTEMS. 

NOTE: THREADED ROD CAN BE ORDERED IN LONGER LENGTHS IF REQUIRED.