4 Pack Threaded Star Type 5/8"(OD) Round Tubing Insert 1/4-20 Threads S72-204

8 Pack Threaded Star Type 1/2" EMT Conduit Insert 1/4-20 Threads S72-204-EMT5

4 Pack Threaded Star Type 1"(OD) Round Tubing Insert 1/4-20 Threads S72-324

4 Pack Threaded Star Type 5/8"(OD) Square Tubing Insert 1/4-20 Threads S71-204

8 Pack Threaded Star Type 5/8"(OD) Round Tubing Insert 1/4-20 Threads S72-204

4 Pack Threaded Star Type 1-1/2(OD) Round Tubing Insert 1/4-20 Threads S72-484

4 Pack Threaded Star Type 3/4"(OD) Round Tubing Insert 1/4-20 Threads S72-244

4 Pack Threaded Star Type 1"(OD) Square Tubing Insert 1/4-20 Threads S71-324