![Threaded Insert, 4-40](http://remotecontrolhobbies.com/cdn/shop/products/DUB391_A0_E2MXP24V_e535d709-7043-43bc-a895-1c5a5a42cb44_{width}x.jpg?v=1692559774)
Threaded Insert, 4-40
Threaded Insert, 4-40
Overview
These brass threaded inserts are the perfect way to put threads into wood and mount engines to wood mounting rails. Threaded inserts make a simple and effective way to make wing hold downs. Can be used where blind nuts are hard to fit.