Available to Order, usually 7-10 days to ship.
Thread size is 42mm (.75 pitch) for use with any standard T-Ring or T Adapter. These handy extension sets can be used to securely place your camera where you want it. Threaded Male on one end, Female on the other. Includes 4 pieces (20mm, 15mm, 10mm and 5mm). CNC machined of aluminum, fully baffled and anodized black.