This is a Threaded Coupler for joining 4-40 size rods by Dubro.
This coupler will join two 4-40 rods, with a male connection on one end and a female on the other
Polished steel construction.
Two steel threaded couplers.
Length: 36.5mm (1.438")
Diameter: 3.5mm (.138")
Length of thread: 18.5mm (.731")
Thread size: 4-40
Parts & Accessories: