Item Type: Macro Lens Adapter for Nikon F_x000D_ Material: Full Metal_x000D_ Color: Black_x000D_ Compatible camera: for Nikon F Mount Lens_x000D_ Secondary Interface: 1.25in T Mount_x000D_ T Mount Screw Thread: M42x0.75_x000D_ Adjustable Range: 14mm/0.6in_x000D_ Weight: Approx. 149g/5.3oz 1CNC technology, anodic oxidation treatment, metal material, sturdy and durable, fine workmanship, firm connection. 2There are fixing bolts at the eyepiece interface to prevent falling off and scratches. 3One end of the adapter is a SLR camera mount, and the other end is a 1.25in telescope interface. 4Suitable for all 1.25in telescope eyepieces, specially designed for digital SLR lenses, connecting the camera lens to a telescope. 5Manual focus, adjust according to your needs, and the product is highly durable and sturdy.1: Do not approach the fire source to avoid damage to the surface_x000D_ 2: Do not twist too hard or drop the product to avoid deformation of it1 x Macro Lens Adapter for Nikon F 2 x Screw