Square Box Extensions: 6 Results
4 IN SQUARE BOX EXTENSION, 1 1/2 DEEP, 1/2 AND 3/4 IN KNOCKOUTS, STEEL
4 11/16 IN SQUARE BOX EXTENSION RING, 2 1/8 DEEP, 1/2 AND 3/4 IN KNOCKOUTS,...
4 IN SQUARE BOX EXTENSION, 1 1/2 DEEP, 1/2 IN KNOCKOUTS, STEEL
4 IN SQUARE EXTENSION RING, 1 1/2 DEEP, 3/4 IN KNOCKOUTS, STEEL
4-11/16 SQBX EXT STL 42CU 1-KO
IN.4SQBX EXT,STL,30.3CU, 1-KOIN.