DUB
Threaded Coupler - 4-40 (PART# DUB336)
This is a Threaded Coupler for joining 4-40 size rods by Dubro. FEATURES: Polished steel construction. INCLUDES: Two steel threaded couplers. REQUIRES: Threading onto rod. SPECS: Length: 36.5mm (1.438") Diameter: 3.5mm (.138") Length of thread: 18.5mm (.731") Thread size: 4-40 COMMENTS: This coupler will join two 4-40 rods, with a male connection on one end and a female on the other.