4 Pack Threaded 1"(OD) Square Plastic Tubing Insert 1/4-20 Threads S27-324BK

Description

4 Pack threaded square plastic tubing insert with 1/4-20 metal threads. Fits 1" outside diameter tubing
with 16/18 gauge wall thickness.
External edges fit flush
with the outside edge of
the tubing for a clean, finished appearance.