Excellent quality Low Profile T-thread to 2-inch nosepiece adaptor for cameras etc This CNC machined and black anodised nosepiece attaches to the female (M42) T-adaptor of your camera to become a low profile 2 -inch nosepiece. Fully CNC machined adaptor and black anodised Flat edge flange for accurate seating to telescope visual back 2-inch (50.8mm) barrel to (M42 0.75) male t-thread Threaded to take standard 2-inch filters