JMI Telescopes 3" to 2" Reducing Adapter

The JMI Telescopes 3" to 2" Reducing Adapter converts a 3" inner barrel diameter optical path to accept 2" outer diameter diagonals, prisms, eyepieces, and other visual and imaging accessories.  Unlike less expensive solutions, it is equipped with a brass clamping ring to evenly tighten upon the 2" accessory without leaving any marks.  Made in the USA.