CAMVATE 15mm Aluminum Rod with Double-Ended 1/4"-20 Female Threads for Camera DIY Accessories(50mm Long, 2 Pieces)
Brand: CAMVATE
It can serve as a 15mm quick release micro extension rod/ screw adapter for accommodating accessories that requires a 1/4"-20 female thread connection.

Package Include:

2 x 15mm Micro Rod with Double Ended Internal 1/4" Female Thread (2" long)
Standard 15mm micro rod 2 inches long
For extending additional accessories
Material: anodized aluminum alloy