DUB391 Dubro Threaded Insert 4-40 (4)

DUB391 Dubro Threaded Insert 4-40 (4)

These are Brass Threaded Inserts from Du-Bro.

Features:

• Brass threaded inserts.
• The perfect way to put threads into wood & mount engines to wood mounting rails.
• Threaded inserts make a simple & effective way to make wing hold downs.
• These can be used where blind nuts are hard to fit.

Includes:

(4) Threaded Inserts

Technical Specifications:

Thread Size: 4-40
Length: 7mm