T Ring for Sony Alpha Camera Lens+2" to T2 M42*0.75 Telescope Mount Adapter
Adapter Male Thread: M42 0.75. 1 Piece 2" to M42 0.75 Adapter. Compatible Lens: for Sony Alpha T2/T Mount Lens. 1 Piece T-Ring Adapter for Sony Alpha. The inside of the adapter is fully threaded to minimize reflections.